1. 9 x 0 = 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 = 0
2. 5 x 0 = 0 + 0 + 0 + 0 + 0 = 0
3. 1 x 0 = 0
4. 8 x 0 = 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 = 0
5. 3 x 0 = 0 + 0 + 0 = 0
6. 10 x 0 = 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 = 0
7. 6 x 0 = 0 + 0 + 0 + 0 + 0 + 0 = 0
8. 2 x 0 = 0 + 0 = 0
9. 4 x 0 = 0 + 0 + 0 + 0 = 0
10. 7 x 0 = 0 + 0 + 0 + 0 + 0 + 0 + 0 = 0