A
Perform the indicated operation. Write your answer in your notebook. 1. 15 - (-11)
2. 2 + (-4)
3. -8 + 8
4. -4 + 9
5. 12 + (-22)
6. (-19) x (+ 2)
7. (-8) x (-12)
8. (-126) ÷ (-3)
9. (+420) ÷ (-70)
10. [(-7)+ (-13)] x [(+30) - (+25)]