-4/5 + 3/2 - 5/4 =
-10/17: 5/17 =
5,83 (-7,5) =
-3/11 . (-1/4) : (-5/6) =
(-3/5)3 =
35,8 : 6 =
poty:
Que contas??????
-10/17: 5/17 =
5,83 (-7,5) =
-3/11 . (-1/4) : (-5/6) =
Soluções para a tarefa
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4/5 + 3/2 - 5/4 = --------mmc(2,4,5) = 20
16/20 + 30/20 - 25/20 =
46/20 - 25/20 =
21/20
-10/17: 5/17 =
-10/17 . 17/5 = (simplifica cruzado)
-2
5,83 (-7,5) = -(5,83 . 7,5) = - 43,725
- 3/11 . (-1/4) : (-5/6) =
- 3/11 . (-1/4) . (-6/5) =
+ 3/44 . (-6/5) =
- 18/220 = - 9/110
(-3/5).3 = -9/5
35,8 : 6 = 5,9666...
5,83.(-7,5) = - 43,725
16/20 + 30/20 - 25/20 =
46/20 - 25/20 =
21/20
-10/17: 5/17 =
-10/17 . 17/5 = (simplifica cruzado)
-2
5,83 (-7,5) = -(5,83 . 7,5) = - 43,725
- 3/11 . (-1/4) : (-5/6) =
- 3/11 . (-1/4) . (-6/5) =
+ 3/44 . (-6/5) =
- 18/220 = - 9/110
(-3/5).3 = -9/5
35,8 : 6 = 5,9666...
5,83.(-7,5) = - 43,725
35,8 : 6 =
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