Question

resolva as expressões:Abaixo (-3/4)-(-1/2)+(+1/5)-(+2/3)
(3/5)+(-1/2)-(-2/3)
(-3/5)-(-2/3)+(-1/2)
(-1/3)·(-1/2)·(3/2)
alguem pfv me ajuda...​

Answer 1

Resposta:

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