Question

1) Calcule as frações e, se possível simplifique o resultado

a) 1/10+7/10

b) 5/6-1/6

c) 1/10+7/10-3/10

d) 7/15-3/15-1/15

e) 7/20+1/20+7/20

f) 5/18+11/18-13/18

g) 7/6+4/6-5/6+3/6-9/6

h) 1/20+3/20+11/20-7/20

por favor responda rápido.
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Answer 1

Resposta:

a) 1/10 + 7/10 = 8/10 = 4/5

b) 5/6 - 1/6 = 4/6 = 2/3  

c) 1/10 + 7/10 - 3/10 = 5/10 = 1/2  

d) 7/15 - 3/15 - 1/15 = 3/15 = 1/5  

e) 7/20 + 1/20 + 7/20 = 15/20 = 3/4  

f) 5/18 + 11/18 - 13/18 = 3/18 = 1/6  

g) 7/6 + 4/6 - 5/6 + 3/6 - 9/6 = 0