Binary Subtraction :
1) 11 – 10 = (?)2
2) 110 – 10 = (?)2
3) 1111 – 110 = (?)2
4) 100 – 11 = (?)2
5) 1000 – 11 = (?)2
6) 11011 – 110 = (?)2
7) 1111 – 111 = (?)2
8) 100 – 10 = (?)2
9) 11110 – 111 = (?)2
10)11011 – 111 = (?)2
11)110101 – 1010 = (?)2