Addition and Subtraction Within 20

Front

10 + 7 = ?

Back

17

Front

11 + 6 = ?

Back

17

Front

13 + 3 = ?

Back

16

Front

12 + 7 = ?

Back

19

Front

14 - 7 = ?

Back

7

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

What is the sum of 5 and 4?

Back

9

Front

What is the difference between 10 and 3?

Back

7

Front

If you have 8 apples and you add 5 more, how many apples do you have?

Back

13 apples.