Question

1. Resolva as seguintes expressões numéricas:
a) 58 - [20 - (3 . 4 - 2) : 5] =

b) 40 + 2 . [20 - (6 + 4 . 7) : 2] =

c) (12 + 2 . 5) - 8 =

d) 25 - (15 + 6 : 3) =

e) 25 +[7 + (8 - 4 :2)] =

f) 60 - [8 + (10 - 2) : 2] =

g) 80 - [22 + (5 . 2 - 1 ) + 6] =

h) 14 : 2 + [13 - (4 . 2 + 1)] =

i) [30 + 2 x (5 – 3)] x 2 – 10 =

j) 10 + [4 + (7 x 3 + 1)] – 3 =

socooorooo

Answer 1

a) 40

b) 46

c) 14

d) 8

e) 38

f) 47

g) 43

h) 11

i) 58

j) 33