Fluency Addition/ Subtraction within 20

Front

15 - 3 = ?

Back

12

Front

5 + 3 = ?

Back

8

Front

16 - 4 = ?

Back

12

Front

15 + 1 = ?

Back

16

Front

15 - 5 = ?

Back

10

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 2?

Back

9

Front

What is the difference between 10 and 4?

Back

6

Front

If you have 8 apples and you give away 3, how many do you have left?

Back

5