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1) 8+ 20 = 2) (-15) + (-3) = 3) 17 + (-19) = (-6) + 20 = 5) (-11)+4= 6) 18+ (-17) = 7) (-7)+(-10) = 8) 10+ 2 = 9) 4+(-16) = 10) (-1) +(-14) = 11) 15+ 9 = 12) (-8) + 16 = 13) (-12) + 14 = 14) 13+(-9) = 15) (-18)+(-5) =​

1 8 20 2 15 3 3 17 19 6 20 5 114 6 18 17 7 710 8 10 2 9 416 10 1 14 11 15 9 12 8 16 13 12 14 14 139 15 185 class=

Sagot :

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Answer:

1. 28

2. -18

3. -2

4. 14

5. -7

6. 1

7. -17

8. 12

9. -12

10. -15

11. 24

12. 8

13. 2

14. 4

15. -23

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