Adding and Subtracting Within 20

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 9 and 5?

Back

14

Front

What is the difference between 12 and 7?

Back

5

Front

If you have 10 apples and you add 3 more, how many apples do you have?

Back

13 apples

Front

If you have 15 candies and you give away 6, how many candies do you have left?

Back

9 candies

Front

What is 7 + 8?

Back

15

Front

What is 20 - 4?

Back

16

Front

If you have 4 toy cars and you get 6 more, how many toy cars do you have?

Back

10 toy cars

Front

What is 5 + 5?

Back

10