Question

efetue as operações indicadas e simplifique os resultados Quando possível


a)1/4 + 5/4 =

b) 7/9-1/9

c)18/11-4/11

d) 1/4+1/2

e)2/8+1/4

f)1/4-1/6

g)1/3+2/3+4/3

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Answer 1

Resposta:

a) 1/4 + 5/4 = 6/4 = 3/2

b) 7/9 - 1/9 = 6/9 = 2/3

c) 18/11 - 4/11 = 14/11

d) 1/4 + 1/2 = 2 + 1/2 = 3/2

e) 2/8 + 1/4 = 4 + 1/4 = 5/4

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

g) 1/3 + 2/3 + 4/3 = 1 + 2 + 4/3 = 7/3