Multiply by 2

Front

2 X 0 =

Back

0

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