Calcule e simplifique, preciso de ajuda para resolver. Preciso do calculo:
23/7 + 1/3 – 2 + 1/6 =
4 2/3 – 1 ½ + 7/8 =
23/7 + 1/3 – 2 + 1/6 =
4 2/3 – 1 ½ + 7/8 =
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m.m.c = 42
138/42 + 14/42 - 84/42 + 7/42 =
152/42 - 84/42 + 7 /42 = 68/42 + 7/42 = 75/42 simplifica por 3 = 25/14
4 2/3 - 1 1/2 + 7/8 =
4 x 3 + 2 / 3 - 1 x 2 + 1 / 2 + 7/8 =
12 + 2 / 3 - 2 + 1 /2 + 7/8 =
14/3 - 3/2 + 7/8 = m.m.c = 24
112/24 - 36/24 + 21/24 =
76/24 + 21/24 = 97/24