Worksheet: Adding Numbers up to 100 Using Compensation
In this worksheet, we will practice adding two numbers by breaking them apart and combining them to give us numbers that are easier to add.
Match the calculations which have the same answer.
Hint: What happens when you subtract the green ones from one addend and add them to the other?
Think about adding 47 and 15.
Pick a calculation that has the same answer.
Find the answer.
Benjamin showed that is the same as by taking 2 ones from 13 and adding them to 38.
What is ?
Pick another calculation that has the same answer as .
Hint: Take 3 ones from 13.