Question

ajudaaaaaaaa, pfvvvvv resolva as expressões



a) (-3). (-4)] -18


b) 24+[(+5).(6)]


c) -160-[(-2).(6)


d) -200+ (2 × (-7)]


e) 100+ [3. (-12)] -76


f) [12. (-3)] -78 ​

Answer 1

Resposta:

a) [(-3) . (-4)] - 18

[12] - 18

12 - 18

-6

b) 24 + [(+5) . (6)]

24 + [30]

24 + 30

54

c) -160 - [(-2) . (6)]

-160 - [-12]

-16 + 12

-4

d) -200 + [(2 x (-7)]

-200 + [-14]

-200 - 14

-214

e) 100 + [3 . [-12)] - 76

100 + [-36] - 76

100 - 36 - 76

64 - 76

-12

f) [12 . (-3)] - 78

[-36] - 78

-36 - 78

-114