Question

8) Calcule
a) (+7)-(+3) =
b) (+5) -(-2) =
e) (+9) - (+9) =
f) (-8) - ( +5) =
g) (+5) - (-6) =
c)(-3) - ( +8) =
d) (-1)-(4) =
h) (+3) – (+8) =
​

Answer 1

Resposta:

a) +7 -3= +4

b) +5 +2= +7

c) +9 -9= 0

d) -8 -5= -13

e) +5 +6= +11

f) -3 -8= -11

g) -1 -4= -5

h) +3 -8= -5