Regrouping Addition and Subtraction

Front

What is regrouping in addition?

Back

Regrouping in addition is when you combine numbers and if the sum is more than 10, you carry over the extra value to the next column.

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is when you borrow from the next column if the top number is smaller than the bottom number.

Front

What is the sum of 129 and 43?

Back

172

Front

What is the total number of girls if there are 347 students and 123 are boys?

Back

224

Front

What is the difference between 500 and 161?

Back

339

Front

What is the difference between 800 and 172?

Back

628

Front

What does it mean to find the sum?

Back

Finding the sum means adding two or more numbers together to get a total.

Front

What does it mean to find the difference?

Back

Finding the difference means subtracting one number from another to see how much more one number is than the other.

Front

If you have 50 apples and you give away 23, how many apples do you have left?

Back

27

Front

If you have 75 candies and you buy 25 more, how many candies do you have now?

Back

100