Question

-15:(-15)
(-1).(-2).(-3)
2.(-5).4.0
+15-10:2-15
-25+(+30)+(-2)+(-10)
30-3.(-4)-30:(-10)
[6-(-7+2)+6]:[(-2).(-3)]
(-4-3):(5+2)+(-5+3-1)-(-2)

Answer 1

Explicação passo-a-passo:

+1

- 6

0

15-5-15= -5

-25 +30 -2 -10= +5-2-10= +3-10= -7

30 +12 +3= 42+3= 45

[ 6-(-5) +6] : [ +6]=

[ 6+5+6] : 6=

[ 12+5] :6=

17/6

(-7): (+7) + (-6+3) +2=

(- 1) + ( -3) +2=

-1 -3 +2=

-4+2=

-2