Question

calcule e simplifique o resultado se possível.

a) 1/3 + 2/9 + 4/3=
b)1/10 + 7/10 - 3/10=
c)7/15 + 3/15 - 1/10=
d)7/8 - 2/8 - 1/8=
​

Answer 1

Resposta:

a) 17/9

b) 1/2

c) 23/30

d) 1/2

Explicação passo-a-passo:

a) 3 + 2 + 12/9 = 17/9

b) 1 + 7/10 = 8/10 ---> 8 - 3/10 = 5/10 = 1/2

c) 14 + 6 + 3/30 = 23/30

d) 7 - 2 - 1/8 = 4/8 = 1/2