1. -5 + 8 =

jawaban:

1.-5+8=3

2.-5+1=-4

3.20-32=-12

4.-15-12=-27

5.21+(-30)=21-30=-9

6.-13+(-6)=-13-6=-19

7.17-(-4)=17+4=21

8.-8-(-2)=-8+2=-6

9.-9-(-14)=-9+14=5

10.30-42=-12

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