Question

Calcule :

A) - 8 + 2 = D) 2/5 - 1/4 = G) ( - 1/5 ) . ( - 2/3 ) =

B) 3 – 11 = E) - 1/3 + 2/5 =

C ) 10 – 10 + 5 = F) 2/3 . ( - ¼ ) =

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Answer 1

Resposta:

a) - 6

b) - 8

c) 5

d) 2/5 - 1/4 = 8/20 - 5/20 = 3/20

e) - 1/3 + 2/5 = -5/15 + 6/15 = 1/15

f) - 2/12 = - 1/6

g) 2/15

ass: Esquilo