Audrey Leppke
Student Instructions
1. 2. Use the tool to move base ten blocks to represent each addend 3. Count the total sum of the base ten blocks 4. Use the tool type your answer 5. When you are done, click the
Sharon Sinclair
45
26
42
Adrianne Gronnert
65
205
Sign Up
2. Use the 
tool to move base ten blocks to represent each addend
3. Count the total sum of the base ten blocks
4. Use the 
tool type your answer
5. When you are done, click the 
