Question

1) Aplicando as propriedades acima, determine:
a) (+8) . (+5) =
b) (–60) ÷ ( +5) =
c) (–7) .(–10) =
d) (+48) ÷ (–6) =
e) (–2) . (+32) ÷ ( +4) =
f) (–6) . (+5) . (–2) =
g) (–12) . (30) . (–1) =
h) (–3) . (+2) . (–4) . (+1) . (–5) =
i) (+1) . (+3) . (–6) . (–2) . (–1) .(+2) =
j) (–2) . (–2) . (–2) . (–2) .(–2) . (–2) =
k) 20 : 2 – 7 =
l) ‒ 8 + 12 : 3 =
m) 40 : (-2) + 9 =
n) (-12) 3 + 6 =
o) (-54) : (-9) + 2 =
p) 20 + (-10) . (-5) =
q) (-1) . (-8) + 20 =
r) 4 + 6 . (-2) =
s) 3 . (-7) + 40 =
t) (+3) . (-2) -25 =
u) (-4) . (-5) + 8 . (+2) =
v) 5: (-5) + 9 . 2 =
w) 36 : (-6) + 5 . 4 =

Answer 1

a) +40

b)-12

c)-70

São as únicas q eu acho q eu sei se tiver alguma dúvida só chamar

Answer 2

a 40
b -12
c 70
d -8
e -16
f 60
g 360
h -120
i -72
j 64
k 3
l -4
m -11
n -30
o 8
p 70
q 28
r -8
s 19
t -31
u 36
v 17
w 14