Question

9°Questão: Calcule as frações abaixo:

a) 2/3 +5/3 =

b) 15/12 - 1/4 =

c) 2/5 + 3/4 =

d) 1/3 - 1/5 + 1/6=​​

Answer 1

A)2/3+5/3=2+5/3=7/3

B)15/12-1/4=5/4-1/4=5-1/4=4/4=1

C)2/5+3/4=8+15/20=23/20

D)1/3-1/5+1/6=10-6+5/30=9/30=3/10

Espero que ajude!!!