0(10) = 0(2)

1(10) = 1(2)

2(10) = 10(2)

3(10) = 11(2)

4(10) = 100(2)

5(10) = 101(2)

6(10) = 110(2)

7(10) = 111(2)

8(10) = 1000(2)

9(10) = 1001(2)