3-Digit Addition and Subtraction with Regrouping

Front

What is regrouping in addition?

Back

Regrouping in addition is when you combine numbers that exceed 10 and carry over to the next place value.

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is when you borrow from the next place value to subtract a larger digit from a smaller digit.

Front

What is the sum of 79 and 48?

Back

127

Front

What is the difference between 79 and 48?

Back

31

Front

What is the sum of 974 and 369?

Back

1,343

Front

What is the difference between 846 and 69?

Back

777

Front

What is the sum of 675 and 78?

Back

753

Front

What is the sum of 12, 8, 37, and 9?

Back

66

Front

What does 'sum' mean in math?

Back

The sum is the result of adding two or more numbers together.

Front

What does 'difference' mean in math?

Back

The difference is the result of subtracting one number from another.