<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: #f8fafc;
      color: #1e293b;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 12px;
      min-height: 100vh;
    }

    .main-grid {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      width: 100%;
      max-width: 580px;
    }

    .num-card {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 12px;
      padding: 14px 12px;
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      box-shadow: 0 2px 6px rgba(0,0,0,0.04);
      position: relative;
    }

    .num-card.greater {
      border-color: #22c55e;
      background: #f0fdf4;
    }

    .num-title {
      font-size: 28px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .blocks-container {
      display: flex;
      align-items: flex-end;
      gap: 10px;
      min-height: 110px;
      padding: 6px;
      background: #f8fafc;
      border-radius: 8px;
      border: 1px solid #f1f5f9;
    }

    .num-card.greater .blocks-container {
      background: #ffffff;
    }

    .tens-group {
      display: flex;
      gap: 3px;
    }

    .rod {
      width: 7px;
      height: 90px;
      background: #10b981;
      border-radius: 2px;
      border: 1px solid #059669;
      background-image: repeating-linear-gradient(
        to bottom,
        #10b981 0px,
        #10b981 8px,
        #059669 8px,
        #059669 9px
      );
    }

    .ones-group {
      display: flex;
      flex-direction: column-reverse;
      gap: 3px;
      min-width: 14px;
      padding-bottom: 2px;
    }

    .cube {
      width: 9px;
      height: 9px;
      background: #f59e0b;
      border: 1px solid #d97706;
      border-radius: 2px;
    }

    .cube.extra {
      background: #fbbf24;
      border: 1px solid #b45309;
      box-shadow: 0 0 0 2px #fde68a;
      animation: pulse 2s infinite ease-in-out;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.15); }
    }

    .card-labels {
      display: flex;
      justify-content: space-around;
      width: 100%;
      margin-top: 8px;
      font-size: 13px;
      font-weight: 700;
      color: #64748b;
    }

    .center-compare {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 6px;
      min-width: 50px;
    }

    .sign-badge {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #3b82f6;
      color: white;
      font-size: 24px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 2px 8px rgba(59,130,246,0.3);
    }

    .compare-steps {
      width: 100%;
      max-width: 580px;
      margin-top: 14px;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .step-pill {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 8px 14px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
    }

    .step-tens {
      background: #e2e8f0;
      color: #334155;
    }

    .step-ones {
      background: #fef3c7;
      color: #92400e;
      border: 1px solid #fde68a;
    }

    .badge {
      font-size: 12px;
      padding: 2px 8px;
      border-radius: 999px;
      font-weight: 700;
    }

    .badge-same {
      background: #cbd5e1;
      color: #1e293b;
    }

    .badge-more {
      background: #22c55e;
      color: #ffffff;
    }

    @media (max-width: 440px) {
      .main-grid {
        gap: 8px;
      }
      .num-title {
        font-size: 24px;
      }
      .rod {
        width: 5px;
        height: 75px;
        background-image: repeating-linear-gradient(
          to bottom,
          #10b981 0px,
          #10b981 6.5px,
          #059669 6.5px,
          #059669 7.5px
        );
      }
      .cube {
        width: 7.5px;
        height: 7.5px;
      }
      .sign-badge {
        width: 34px;
        height: 34px;
        font-size: 18px;
      }
      .step-pill {
        font-size: 13px;
        padding: 6px 10px;
      }
    }
  </style>
</head>
<body>

  <div class="main-grid">
    
    <div class="num-card">
      <div class="num-title">72</div>
      <div class="blocks-container">
        <div class="tens-group" title="7 Tens (70)">
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
        </div>
        <div class="ones-group" title="2 Ones">
          <div class="cube"></div>
          <div class="cube"></div>
        </div>
      </div>
      <div class="card-labels">
        <span>7 Tens</span>
        <span>2 Ones</span>
      </div>
    </div>

    
    <div class="center-compare">
      <div class="sign-badge">&lt;</div>
    </div>

    
    <div class="num-card greater">
      <div class="num-title">78</div>
      <div class="blocks-container">
        <div class="tens-group" title="7 Tens (70)">
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
          <div class="rod"></div>
        </div>
        <div class="ones-group" title="8 Ones (+6 more!)">
          <div class="cube"></div>
          <div class="cube"></div>
          <div class="cube extra"></div>
          <div class="cube extra"></div>
          <div class="cube extra"></div>
          <div class="cube extra"></div>
          <div class="cube extra"></div>
          <div class="cube extra"></div>
        </div>
      </div>
      <div class="card-labels">
        <span>7 Tens</span>
        <span style="color: #d97706;">8 Ones ★</span>
      </div>
    </div>
  </div>

  
  <div class="compare-steps">
    <div class="step-pill step-tens">
      <span>1. Compare Tens</span>
      <span class="badge badge-same">7 = 7 (Same)</span>
    </div>
    <div class="step-pill step-ones">
      <span>2. Compare Ones</span>
      <span class="badge badge-more">8 &gt; 2 (Greater!)</span>
    </div>
  </div>

</body>
</html>

Generating Numbers Greater Than a Given Number to 120

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: #ffffff;
      color: #1e2945;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 12px;
      min-height: 100%;
    }

    .comparison-container {
      width: 100%;
      max-width: 580px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      align-items: center;
    }

    .sides-row {
      display: flex;
      width: 100%;
      justify-content: space-between;
      align-items: stretch;
      gap: 10px;
    }

    .side-card {
      flex: 1;
      background: #f8fafc;
      border: 1.5px solid #e2e8f0;
      border-radius: 12px;
      padding: 10px 8px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: space-between;
    }

    .side-card.highlighted {
      background: #f0fdf4;
      border-color: #86efac;
    }

    .num-title {
      font-size: 28px;
      font-weight: 800;
      line-height: 1;
      margin-bottom: 2px;
    }

    .side-card:first-child .num-title { color: #334155; }
    .side-card.highlighted .num-title { color: #15803d; }

    .pv-breakdown {
      font-size: 11px;
      font-weight: 600;
      color: #64748b;
      text-align: center;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .blocks-area {
      display: flex;
      align-items: flex-end;
      justify-content: center;
      gap: 6px;
      min-height: 100px;
      padding: 4px 0;
    }

    /* Base 10 visual blocks */
    .flat-100 {
      width: 72px;
      height: 72px;
      background-color: #38bdf8;
      background-image: 
        linear-gradient(to right, rgba(255,255,255,0.7) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.7) 1px, transparent 1px);
      background-size: 7.2px 7.2px;
      border: 1.5px solid #0284c7;
      border-radius: 3px;
      box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    }

    .rod-slot {
      width: 14px;
      height: 72px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .empty-rod {
      width: 100%;
      height: 100%;
      border: 1.5px dashed #cbd5e1;
      border-radius: 3px;
      background: rgba(241, 245, 249, 0.6);
      position: relative;
    }

    .empty-rod::after {
      content: '0';
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      font-size: 11px;
      font-weight: 700;
      color: #94a3b8;
    }

    .rod-10 {
      width: 100%;
      height: 100%;
      background-color: #22c55e;
      background-image: linear-gradient(to bottom, rgba(255,255,255,0.7) 1px, transparent 1px);
      background-size: 100% 7.2px;
      border: 1.5px solid #16a34a;
      border-radius: 3px;
      box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
      animation: pulseGreen 1.8s ease-in-out infinite;
    }

    @keyframes pulseGreen {
      0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
        transform: scale(1);
      }
      50% {
        box-shadow: 0 0 0 5px rgba(34, 197, 94, 0);
        transform: scale(1.06);
      }
      100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
        transform: scale(1);
      }
    }

    .ones-group {
      display: grid;
      grid-template-columns: repeat(2, 8.5px);
      grid-template-rows: repeat(4, 8.5px);
      gap: 3px;
      align-self: flex-end;
    }

    .cube-1 {
      width: 8.5px;
      height: 8.5px;
      background-color: #facc15;
      border: 1px solid #ca8a04;
      border-radius: 1.5px;
    }

    /* Comparison Central Badge & Callout */
    .compare-sign {
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      font-weight: 900;
      color: #16a34a;
      padding: 0 2px;
      user-select: none;
    }

    .banner {
      width: 100%;
      background: #ecfdf5;
      border: 1.5px solid #a7f3d0;
      border-radius: 10px;
      padding: 8px 12px;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      font-size: 14px;
      font-weight: 700;
      color: #065f46;
    }

    .badge-symbol {
      background: #22c55e;
      color: #ffffff;
      padding: 2px 7px;
      border-radius: 6px;
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.5px;
    }
  </style>
</head>
<body>
  <div class="comparison-container">
    <div class="sides-row">
      
      <div class="side-card">
        <div class="num-title">108</div>
        <div class="pv-breakdown">1 hundred · 0 tens · 8 ones</div>
        <div class="blocks-area">
          <div class="flat-100" title="1 Hundred"></div>
          <div class="rod-slot">
            <div class="empty-rod" title="0 Tens"></div>
          </div>
          <div class="ones-group" title="8 Ones">
            <div class="cube-1"></div><div class="cube-1"></div>
            <div class="cube-1"></div><div class="cube-1"></div>
            <div class="cube-1"></div><div class="cube-1"></div>
            <div class="cube-1"></div><div class="cube-1"></div>
          </div>
        </div>
      </div>

      <div class="compare-sign">&lt;</div>

      
      <div class="side-card highlighted">
        <div class="num-title">118</div>
        <div class="pv-breakdown">1 hundred · 1 ten · 8 ones</div>
        <div class="blocks-area">
          <div class="flat-100" title="1 Hundred"></div>
          <div class="rod-slot">
            <div class="rod-10" title="1 Ten (Extra)"></div>
          </div>
          <div class="ones-group" title="8 Ones">
            <div class="cube-1"></div><div class="cube-1"></div>
            <div class="cube-1"></div><div class="cube-1"></div>
            <div class="cube-1"></div><div class="cube-1"></div>
            <div class="cube-1"></div><div class="cube-1"></div>
          </div>
        </div>
      </div>
    </div>

    
    <div class="banner">
      <span>1 ten &gt; 0 tens</span>
      <span class="badge-symbol">118 &gt; 108</span>
    </div>
  </div>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      user-select: none;
      -webkit-user-select: none;
    }

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      background: #ffffff;
      color: #1e2945;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
      padding: 16px;
    }

    .display-area {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      width: 100%;
      max-width: 480px;
    }

    .group-panel {
      background: #f8fafc;
      border: 2px solid #e2e8f0;
      border-radius: 16px;
      padding: 16px 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 12px;
      flex: 1;
      cursor: pointer;
      transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
    }

    .group-panel:active {
      transform: translateY(1px);
    }

    .group-panel.active {
      border-color: #3b82f6;
      background: #eff6ff;
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.12);
    }

    .blocks-container {
      display: flex;
      align-items: flex-end;
      justify-content: center;
      gap: 8px;
      min-height: 184px;
    }

    /* 10-Rod */
    .rod {
      width: 16px;
      height: 160px;
      background: #10b981;
      border-radius: 4px;
      display: flex;
      flex-direction: column;
      overflow: hidden;
      box-shadow: inset 0 0 0 1px #059669;
      transition: transform 0.2s;
    }

    .rod-segment {
      flex: 1;
      border-bottom: 1px solid rgba(5, 150, 105, 0.45);
    }

    .rod-segment:last-child {
      border-bottom: none;
    }

    /* Ones Container */
    .cubes-grid {
      display: grid;
      grid-template-columns: repeat(2, 16px);
      grid-gap: 8px;
      align-content: end;
      height: 160px;
      padding-bottom: 4px;
    }

    .unit-cube {
      width: 16px;
      height: 16px;
      background: #fbbf24;
      border: 1px solid #d97706;
      border-radius: 3px;
      box-shadow: 0 1px 2px rgba(0,0,0,0.05);
      transition: transform 0.2s;
    }

    .operator {
      font-size: 24px;
      font-weight: 800;
      color: #94a3b8;
    }

    .group-label {
      font-size: 15px;
      font-weight: 700;
      color: #1e2945;
      text-align: center;
      line-height: 1.2;
    }

    .group-sub {
      font-size: 13px;
      font-weight: 600;
      color: #64748b;
    }

    /* Equation Summary Bar */
    .equation-bar {
      margin-top: 16px;
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 12px;
      padding: 10px 24px;
      font-size: 22px;
      font-weight: 800;
      color: #1e2945;
      display: flex;
      align-items: center;
      gap: 10px;
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
    }

    .num-tens {
      color: #059669;
    }

    .num-ones {
      color: #d97706;
    }

    .num-total {
      color: #1e2945;
      background: #f1f5f9;
      padding: 2px 10px;
      border-radius: 8px;
    }
  </style>
</head>
<body>

  <div class="display-area">
    
    <div class="group-panel" id="tensPanel" onclick="highlight('tens')">
      <div class="blocks-container">
        <div class="rod" title="10"><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div></div>
        <div class="rod" title="10"><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div></div>
        <div class="rod" title="10"><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div></div>
        <div class="rod" title="10"><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div><div class="rod-segment"></div></div>
      </div>
      <div>
        <div class="group-label">4 Tens</div>
        <div class="group-sub">= 40</div>
      </div>
    </div>

    <div class="operator">+</div>

    
    <div class="group-panel" id="onesPanel" onclick="highlight('ones')">
      <div class="blocks-container">
        <div class="cubes-grid">
          <div class="unit-cube"></div>
          <div class="unit-cube"></div>
          <div class="unit-cube"></div>
          <div class="unit-cube"></div>
          <div class="unit-cube"></div>
        </div>
      </div>
      <div>
        <div class="group-label">5 Ones</div>
        <div class="group-sub">= 5</div>
      </div>
    </div>
  </div>

  
  <div class="equation-bar">
    <span class="num-tens">40</span>
    <span>+</span>
    <span class="num-ones">5</span>
    <span>=</span>
    <span class="num-total">45</span>
  </div>

  <script>
    function playTone(freq, dur = 0.15) {
      try {
        const ctx = new (window.AudioContext || window.webkitAudioContext)();
        const osc = ctx.createOscillator();
        const gain = ctx.createGain();
        osc.frequency.value = freq;
        osc.connect(gain);
        gain.connect(ctx.destination);
        gain.gain.setValueAtTime(0.15, ctx.currentTime);
        gain.gain.exponentialRampToValueAtTime(0.001, ctx.currentTime + dur);
        osc.start();
        osc.stop(ctx.currentTime + dur);
      } catch (e) {}
    }

    function highlight(type) {
      const tens = document.getElementById('tensPanel');
      const ones = document.getElementById('onesPanel');

      if (type === 'tens') {
        tens.classList.toggle('active');
        ones.classList.remove('active');
        playTone(330);
      } else {
        ones.classList.toggle('active');
        tens.classList.remove('active');
        playTone(520);
      }
    }
  </script>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="aspect-ratio" content="4:3">
  <style>
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      color: #1e2945;
      background: transparent;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100%;
      padding: 12px;
      gap: 12px;
    }

    /* Comparison Area */
    .compare-container {
      display: flex;
      flex-direction: row;
      align-items: stretch;
      justify-content: center;
      width: 100%;
      max-width: 580px;
      gap: 10px;
    }

    .num-card {
      flex: 1;
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: 16px;
      padding: 14px 10px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
      position: relative;
    }

    .num-card.highlight {
      border-color: #22b7ff;
    }

    .num-header {
      font-size: 32px;
      font-weight: 800;
      line-height: 1;
      color: #1e2945;
      display: flex;
      align-items: baseline;
      gap: 6px;
    }

    .place-breakdown {
      font-size: 13px;
      font-weight: 600;
      color: #64748b;
    }

    .place-breakdown span.tens {
      color: #15803d;
    }
    .place-breakdown span.ones {
      color: #b45309;
    }

    /* Base Ten Display */
    .blocks-area {
      display: flex;
      align-items: flex-end;
      justify-content: center;
      gap: 12px;
      min-height: 130px;
      width: 100%;
      padding: 8px 4px;
      background: #f8fafc;
      border-radius: 10px;
    }

    .rods-group {
      display: flex;
      gap: 4px;
      align-items: flex-end;
      padding: 4px;
      border-radius: 6px;
      transition: all 0.3s ease;
    }

    .rods-group.glow {
      background: rgba(34, 183, 255, 0.12);
      box-shadow: 0 0 14px rgba(34, 183, 255, 0.45);
      outline: 2px solid rgba(34, 183, 255, 0.6);
    }

    /* SVG Rod (10 segments) */
    .rod-svg {
      width: 11px;
      height: 110px;
      display: block;
    }

    /* Cubes Group (1s) */
    .cubes-group {
      display: flex;
      flex-direction: column-reverse;
      gap: 3px;
      padding: 4px 2px;
    }

    .cube-svg {
      width: 11px;
      height: 11px;
      display: block;
    }

    /* Center Comparator */
    .compare-sign {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 4px;
      min-width: 38px;
    }

    .sign-circle {
      width: 38px;
      height: 38px;
      background: #e0f2fe;
      color: #0284c7;
      border: 2px solid #38bdf8;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      font-weight: 900;
    }

    .compare-tag {
      font-size: 11px;
      font-weight: 700;
      color: #0284c7;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      text-align: center;
    }

    /* Cheerful Blue Banner */
    .banner {
      width: 100%;
      max-width: 580px;
      background: linear-gradient(135deg, #0284c7, #22b7ff);
      color: #ffffff;
      padding: 12px 18px;
      border-radius: 14px;
      text-align: center;
      font-size: 15px;
      font-weight: 700;
      line-height: 1.35;
      box-shadow: 0 4px 12px rgba(34, 183, 255, 0.25);
    }

    .banner b {
      color: #fef08a;
      text-decoration: underline;
      text-underline-offset: 2px;
    }

    @media (max-width: 440px) {
      .num-header { font-size: 26px; }
      .rod-svg { width: 9px; height: 90px; }
      .cube-svg { width: 9px; height: 9px; }
      .banner { font-size: 13px; padding: 10px 14px; }
      .blocks-area { min-height: 106px; gap: 8px; }
    }
  </style>
</head>
<body>

  
  <div class="compare-container">
    
    
    <div class="num-card">
      <div class="num-header">45</div>
      <div class="place-breakdown">
        <span class="tens">4 Tens</span> &bull; <span class="ones">5 Ones</span>
      </div>
      
      <div class="blocks-area">
        
        <div class="rods-group" id="rods45" title="4 Tens (40)">
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <defs>
              <linearGradient id="rodGrad" x1="0" y1="0" x2="1" y2="0">
                <stop offset="0%" stop-color="#4ade80" />
                <stop offset="100%" stop-color="#16a34a" />
              </linearGradient>
            </defs>
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
        </div>

        
        <div class="cubes-group" title="5 Ones">
          <svg class="cube-svg" viewBox="0 0 10 10">
            <defs>
              <linearGradient id="cubeGrad" x1="0" y1="0" x2="1" y2="1">
                <stop offset="0%" stop-color="#fde047" />
                <stop offset="100%" stop-color="#eab308" />
              </linearGradient>
            </defs>
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
        </div>
      </div>
    </div>

    
    <div class="compare-sign">
      <div class="sign-circle">&lt;</div>
      <div class="compare-tag">less than</div>
    </div>

    
    <div class="num-card highlight">
      <div class="num-header">65</div>
      <div class="place-breakdown">
        <span class="tens">6 Tens</span> &bull; <span class="ones">5 Ones</span>
      </div>

      <div class="blocks-area">
        
        <div class="rods-group glow" id="rods65" title="6 Tens (60)">
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
          
          <svg class="rod-svg" viewBox="0 0 10 100">
            <g stroke="#14532d" stroke-width="0.8">
              <rect x="0.5" y="0.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="10.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="20.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="30.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="40.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="50.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="60.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="70.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="80.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
              <rect x="0.5" y="90.5" width="9" height="9.2" fill="url(#rodGrad)" rx="0.5"/>
            </g>
          </svg>
        </div>

        
        <div class="cubes-group" title="5 Ones">
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
          <svg class="cube-svg" viewBox="0 0 10 10">
            <rect x="0.5" y="0.5" width="9" height="9" fill="url(#cubeGrad)" stroke="#854d0e" stroke-width="0.8" rx="0.5"/>
          </svg>
        </div>
      </div>
    </div>

  </div>

  
  <div class="banner">
    65 is greater than 45 because <b>6 tens</b> is more than <b>4 tens</b>!
  </div>

</body>
</html>

111.3(b)(2)(D)

Aligned learning resources

Related diagrams