Question

1. -11 + ? = 15
2. ? - (-3) = 5
3. ? + (-4) = 7
4. ? + -8 = -3
5. -2 + ? = 1
6. ? - 12 = - 4

Answer 1

Answer:

1. -4

2. 2

3. 11

4. 5

5. 3

6. -16