1
5 lessons
10 More and 10 Less to 120
Find 10 more and 10 less than numbers up to 120 using tools, mental math, and word problems.
2
4 lessons
10 More and 10 Less Up to 120
Use place-value relationships to quickly find 10 more or 10 less than any number up to 120.
3
6 lessons
Adding Tens and Ones to 99
Use concrete and pictorial models to determine the sum of a multiple of 10 and a one-digit number in problems up to 99.
4
7 lessons
Addition Strategies Within 20
Use a variety of strategies to add within 20, including counting on, doubles, near doubles, and making ten, supported by objects and ten frames.
5
4 lessons
Advanced Money Problem Solving
Solve multi-step money problems using addition and subtraction, and find efficient coin combinations for given amounts.
6
6 lessons
Applying Equal Groups in Problems
Use drawings, objects, and skip-counting to solve story problems involving equal groups in real-world contexts.
Public learning track
10 More and 10 Less to 120
5 lessons
Goal
Find 10 more and 10 less than numbers up to 120 using tools, mental math, and word problems.
Featured Diagrams
Adding 10 to Numbers Up to 120
5 lessons
0 of 5 done
Public learning track
10 More and 10 Less Up to 120
4 lessons
Goal
Use place-value relationships to quickly find 10 more or 10 less than any number up to 120.
Featured Diagrams
10 More Than a Two-Digit Number
4 lessons
0 of 4 done
Public learning track
Adding Tens and Ones to 99
6 lessons
Goal
Use concrete and pictorial models to determine the sum of a multiple of 10 and a one-digit number in problems up to 99.
Featured Diagrams
Adding Tens and Ones with Base-Ten Blocks
6 lessons
0 of 6 done
- Adding Tens and Ones with Base-Ten BlocksUp next
- Adding Tens and Ones with PicturesNot started yet
- Adding a Multiple of Ten and a One-Digit NumberNot started yet
- Using a Number Line to Add Tens and OnesNot started yet
- Story Problems with Tens and Ones to 99Not started yet
- Choosing the Right Tool to Add Tens and OnesNot started yet
Public learning track
Addition Strategies Within 20
7 lessons
Goal
Use a variety of strategies to add within 20, including counting on, doubles, near doubles, and making ten, supported by objects and ten frames.
Featured Diagrams
Adding Within 10 Using Objects
7 lessons
0 of 7 done
- Adding Within 10 Using ObjectsUp next
- Counting On to Add Within 20Not started yet
- Using Doubles Facts to Add Within 20Not started yet
- Using Near Doubles to Add Within 20Not started yet
- Using Make Ten to Add Within 20Not started yet
- Decomposing Numbers to Make Ten for AdditionNot started yet
- Using Ten Frames for Addition Within 20Not started yet
Public learning track
Advanced Money Problem Solving
4 lessons
Goal
Solve multi-step money problems using addition and subtraction, and find efficient coin combinations for given amounts.
Featured Diagrams
Money Word Problems Using Addition
4 lessons
0 of 4 done
Public learning track
Applying Equal Groups in Problems
6 lessons
Goal
Use drawings, objects, and skip-counting to solve story problems involving equal groups in real-world contexts.
Featured Diagrams
Solving Equal Groups Story Problems
6 lessons
0 of 6 done