2-Digit Addition and Subtraction with and without Regrouping

Front

What is 21 + 47?

Back

68

Front

What is 23 + 48?

Back

71

Front

What is 50 + 25?

Back

75

Front

What is 93 - 27?

Back

66

Front

What is 63 + 25?

Back

88

Front

What does regrouping mean in addition?

Back

Regrouping is when you carry over a value to the next column when the sum exceeds 10.

Front

What does regrouping mean in subtraction?

Back

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

Front

What is the sum of two numbers?

Back

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

Front

What is the difference in subtraction?

Back

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

Front

What is 10 + 5?

Back

15