Me ajudem a responder por favor:
(3-1/3):(1+1/5)=
(2-1/2):(2/3-4)=
Soluções para a tarefa
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(3 - 1/3) ÷ (1 + 1/5) =
(9/3 - 1/3) ÷ (5/5 + 1/5) =
(8/3) ÷ (6/5) =
(8/3) * (5/6) =
40/18 =
20/9
(2 - 1/2) ÷ (2/3 - 4) =
(4/2 - 1/2) ÷ (2/3 - 12/3) =
(3/2) ÷ (-10/3) =
(3/2) ÷ (-3/10) =
-9/20
(9/3 - 1/3) ÷ (5/5 + 1/5) =
(8/3) ÷ (6/5) =
(8/3) * (5/6) =
40/18 =
20/9
(2 - 1/2) ÷ (2/3 - 4) =
(4/2 - 1/2) ÷ (2/3 - 12/3) =
(3/2) ÷ (-10/3) =
(3/2) ÷ (-3/10) =
-9/20
Hebiney:
muito obrigada, mas o que " * " significa?
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