Resolva as questoes a)24,8:2,2 b) 8,26:1×2 c) 1/2 + 5/2 - 1 = d) 4/6 - 1/2 - 3/4 =.... Pergunta de ideia debruno872611

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Resolva as questoes

a)24,8:2,2

b) 8,26:1×2

c) 1/2 + 5/2 - 1 =

d) 4/6 - 1/2 - 3/4 =

SVidass

a) 24,8/2,2 multiplicar por 10

248/22 : 2 124/11 = 11,27

b) 8,26/2 = 4,13

c) 1/2 + 5/2 - 1 = 6/2 - 1 = 3-1 = 2

d) 4/6 - 1/2 - 3/4 = 2/3 - 1/2 - 3/4

MMC = 8-6-9/12 = - 7/12 = -0,584

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