Multiplying by 2

Front

2 x 1 = ?

Back

2

Front

2 x 2 = ?

Back

4

Front

2 x 3 = ?

Back

6

Front

2 x 4 = ?

Back

8

Front

2 x 5 = ?

Back

10

Front

2 x 6 = ?

Back

12

Front

2 x 7 = ?

Back

14

Front

2 x 8 = ?

Back

16

Front

2 x 9 = ?

Back

18

Front

2 x 10 = ?

Back

20