1. 7+8-2 .
2. 9+ (12-10) .
3. (20-15) times 2 .
4. 10 divided by 5+7 .5. 6+2 times 3 .
6. (2 times 4) + 8 .
7. 14+2 times 0 .
8. (5-1) times 10 Please help!!!