2 Digit Addition and Subtraction (with regrouping)

Front

What is 12 + 29?

Back

41

Front

What is 25 + 38?

Back

63

Front

What is 95 - 46?

Back

49

Front

What is 77 - 19?

Back

58

Front

What is 23 + 17?

Back

40

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

How do you add 2-digit numbers?

Back

Align the numbers by place value, add the ones, then the tens, and regroup if necessary.