Fluency Addition/ Subtraction within 20

Front

10 - 8 = ?

Back

2

Front

18 + 1 = ?

Back

19

Front

20 - 11 = ?

Back

9

Front

9 + 5 = ?

Back

14

Front

16 + 0 = ?

Back

16

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 is the sum of 7 and 3?

Back

10

Front

What is the difference between 15 and 5?

Back

10

Front

If you have 5 apples and you eat 2, how many apples do you have left?

Back

3