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Approximating and Ordering Irrational Numbers

8th Grade · Math · Open Global Math

7 lessons

Goal

Estimate the values of irrational numbers with rational bounds and plot and order real numbers on the number line.

7 lessons
0 of 7 done
  1. Approximating Irrational Numbers with Rational BoundsUp next
  2. Approximating Cube Roots Between IntegersNot started yet
  3. Approximating Expressions with Pi and RadicalsNot started yet
  4. Approximating Irrational Numbers on a Number LineYou are here
  5. Ordering Rational and Irrational NumbersNot started yet
  6. Geometric Construction of Irrational Lengths on a Number LineNot started yet
  7. Estimating Values of Real-World Formulas with IrrationalsNot started yet
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Learning standards covered

GlobalOGM.9.NS.2Open Global Math Standards 2026™ · 8th Grade

Approximate and estimate the value of irrational numbers (including square roots and π) using rational approximations, compare and order real numbers, and plot them accurately on a real number line.