mim ajuda
c) (-5)+(-8)+(+1)+(+6)=

d)(+6)+(+4)+(-9)+(-1)+(10)+(-2)=

e)(+15)+(-20)+(-25)+(+10)+(+30)+(-20)=

f)(+9)+(-1)+(+8)+(-3)+(-6)=

g)(-8)+(+7)+(10)+(-9)=

h)(+3)+(-7)+(-2)+(+10)

i)(+2)+(+3)

j)(-3)+(+3)

k)(-40)+(+10)

m)(-50)+(-50

n) (-4)+(-6)

o) (+60)+(-50)

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