Question

a) (+7)+(+2)+(-8)=
b) (+15)+(-1)+(-7)=
c) (+8)+(+3)+(-10)=
d) (+5)+(0)-(-5)=
e)(-12)-(+3)-(-20)=
f)(-5)+(-8)-(+5)=​

Answer 1

Resposta:

a) 17

b) 7

c) 1

d) 10

e) +5

f ) -18