Question

a) (+8) + (–5) =
b) (+15) + (+3) =
c) (+10) + (–4) =
d) (–12) + (+20) =
e) (–30) + (+10) =
f) (+1) + (–8) =
g) (+3) – (+5) =
h) (+10) – (–9) =
i) (–5) – (+8) =
j) (+10) – (–20) =
k) (+18) – (+15) =
l) (–1) – (–2) =

ME AJUDEM!!!!!

Answer 1

Resposta:

a)+3

b)+18

c)+6

d)+8

e)-20

f)-7

g)-2

h)+19

i)-13

j)+30

k)+3

l)+1

Explicação passo-a-passo:

espero ter ajudado ;)