Addition and Subtraction Up to 20 Mixed

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 taking one number away from another.

Front

If you have 5 apples and you add 3 more, how many apples do you have?

Back

8 apples

Front

If you have 10 candies and you eat 4, how many candies are left?

Back

6 candies

Front

What does the plus sign (+) mean?

Back

The plus sign means to add.

Front

What does the minus sign (−) mean?

Back

The minus sign means to subtract.

Front

If there are 12 birds in a tree and 5 fly away, how many are left?

Back

7 birds

Front

If you have 9 balloons and you give away 2, how many do you have now?

Back

7 balloons

Front

What is the total of 6 and 4?

Back

10

Front

If you have 15 stickers and you lose 3, how many do you have left?

Back

12 stickers