Binary Practice questions

Binary Addition

 Reminder: 1 + 1 = 10

Questions

1. 101 + 11 = 1000
2. 111 + 111 = 1110
3. 1010 + 1010 = 10100
4. 11101 + 1010 = 100111
5. 11111 + 11111 = 111110

Binary Subtraction

Reminder: 10 - 1 = 1

Questions

6. 110 - 10 = 100
7. 101 - 11 = 10
8. 1001 - 11 = 110
9. 1101 - 11 = 1010
10. 10001 - 100 = 1101

Binary Multiplication

Hint: very similar to decimal multiplication

Questions

11. 10 x 10 = 100
12. 100 x 11 = 1100
13. 101 x 10 = 1010
14. 1011 x 11 = 100001
15. 11011 x 101 = 10000111

Binary Division

Hint: very similar to decimal division

Questions

16. 100 / 10 = 10
17. 111 / 11 = 10 R1
18. 1010 / 100 = 10 R10
19. 1101 / 11 = 100 R1
20. 10111 / 10 = 1011 R1