Regrouping Addition and Subtraction

Front

What is regrouping in addition?

Back

Regrouping in addition is the process of carrying over a value from one column to the next when the sum of a column exceeds 10.

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is the process of borrowing from the next column when the top number is smaller than the bottom number in a column.

Front

What is the sum of 129 and 43?

Back

172

Front

What is the difference between 628 and 0?

Back

628

Front

How do you find the sum of two numbers?

Back

To find the sum, add the two numbers together.

Front

What is the sum of 455 and 0?

Back

455

Front

If there are 208 people in one movie theater and 78 fewer in another, how many people are in both theaters?

Back

338

Front

What is the first step in solving a multi-step addition problem?

Back

Identify the numbers you need to add and perform the addition.

Front

What does it mean to find the difference?

Back

Finding the difference means subtracting one number from another.

Front

What is the sum of 707 and 0?

Back

707