Question

3- Calcule as expressões:
a) (–1) . (–10) . (– 3) – (– 19) =
b) (–54) : (– 9) + 23 =
c) 40 – (– 25) : (–5) =
d) 48 : (– 6) – 15 . 4 =
e) 8 : (–4) – (– 7) =
f) (– 7 + 9) – ( + 10) + 3 . 0 =

Answer 1

Explicação passo-a-passo:

a) - 30 + 19 = - 1

b) 6 + 23 = 29

c) 40 + 25 : (-5) = 40 - 5 = 35

d) - 8 - 60 = - 68

e) - 2 + 7 = 5

f) 2 - 10 + 0 = - 8