Question

2) Elimine os parênteses e resolva as operações:


A ( - 10 ) + ( - 12 ) =

B ( + 5 ) + ( + 4 ) =

C ( + 3 ) + ( - 5 ) =

D ( - 6 ) + ( + 10 ) =

E ( + 26 ) - ( + 14 ) =

F ( - 4 ) - ( - 6 ) =

G 64 -. ( - 12 ) =


H. ( - 75 ) -. ( + 15 ) =

I 8 - ( - 4 ) - 5 - ( + 3 ) =

j 50 + 30 - 10 + 40 =

Answer 1

Resposta:

a)-22

b)9

c)-2

d)4

e)12

f)-10

g)76

h)-90

i)4

j)110