Doubles and Doubles Plus 1

Front

1 + 1 = ?

Back

2

Front

5 + 5 = ?

Back

10

Front

7 + 7 = ?

Back

14

Front

9 + 9 = ?

Back

18

Front

1 + 2 = ?

Back

3

Front

Doubles are when you add the same number to itself. What is 4 + 4?

Back

8

Front

What is 3 + 3?

Back

6

Front

What is 6 + 6?

Back

12

Front

Doubles Plus 1 means you add one more to a double. What is 2 + 1?

Back

3

Front

What is 8 + 1?

Back

9