Question

a)3/4-1/2+2/3=
b)2/5+3-7/10=
c)4/3-10/6-2=

2-multiplicação de fraçoes
a)7/5.1/3=
b2/9.1/3.4=​

Answer 1

Resposta:

1-a) (9-6+8)÷12 => 11/12

1-b) (4+30-7)÷10 => 27/10

1-c) (8-10-12)÷ 6 => -14/6

2-a) 7/15

2-b) 8/27