Question

calcule as expressoes:
a)16:2·4=
b)14+3·12=
c)4·3+6·7=
d)2+7·3+5=
e)(2+7)·3+5=
f)2+7·(3+5)=

Answer 1

a)32   b)50  c)55  d)28  e)32  f)60

Answer 2

a-16 : 2 = 8  8 x 4 = 32
b-3 x 12 = 36  36 + 14 = 50
c-4 x 3 = 12  6 x 7 = 42  42 + 12 = 54
d-7 x 3 = 21  21 + 2 = 23  23 + 5 = 28
e-2 + 7 = 9  9 x 3 = 27  27 + 5 = 32
f-3 + 5 = 8  8 x 7 = 56  56 + 2 = 58

Respostas:
a-32
b-50
c-54
d-28
e-32
f-58

Espero ter ajudado!