Question

4. Calcule:

a) [(18 + 3 • 2) ÷ 8 + 5 • 3]


b) {[(8 • 4 + 3) ÷ 7 + (3 + 15 ÷ 5) • 3] • 2 – (19 – 7) ÷ 6} • 2 + 12.


c) 5) 60 ÷ {2 · [-7 + 18 ÷ (-3 + 12)]} – [7 · (-3) – 18 ÷ (-2) + 1] =


d) -8 + {-5 + [(8 – 12) + (13 + 12)] – 10} =


e) 3 – {2 + (11 – 15) – [5 + (-3 + 1)] + 8} =

Me ajudem por favooooooor
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Answer 1

Resposta:

a)7.95

b)68.1

c)44.8

d)240.1

e)84.0