Subtraction within 20

Front

17 - 9 = ?

Back

8

Front

18 - 3 = ?

Back

15

Front

19 - 11 = ?

Back

8

Front

12 - 10 = ?

Back

2

Front

13 puppies - 7 puppies = ?

Back

6 puppies

Front

What is subtraction?

Back

Subtraction is taking away one number from another.

Front

What is the result of subtracting a larger number from a smaller number?

Back

You cannot subtract a larger number from a smaller number without getting a negative number.

Front

What does the minus sign (-) mean?

Back

The minus sign means to subtract.

Front

If you have 10 apples and you give away 4, how many do you have left?

Back

6

Front

What is 5 - 2?

Back

3