Addition and Subtraction with and without regrouping.

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Front

What does regrouping mean in addition?

Back

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

Front

What does regrouping mean in subtraction?

Back

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

Front

Calculate: 4,929 + 9,591

Back

14,520

Front

Calculate: 8,564 - 3,242

Back

5,322

Front

Calculate: 9754 + 979

Back

10,733

Front

Calculate: 9,699 + 3,958

Back

13,657

Front

Calculate: 3,232 - 2,222

Back

1,010

Front

What is the sum of two numbers?

Back

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