Question

calcule) 3/5 +1/5= B)13/6 +4/6 -5/6= C)2/3 +1/2 =D)5/4 +1/3 -3/6=

Answer 1

Olá, boa noite ☺

Resoluções:

a)

3/5+1/5=(3+1)/5=4/5.

b)

13/6+4/6-5/6=(13+4-5)/6=12/6=2.

c)

2/3+1/2

m.m.c.(2,3)=6

(4+3)/6=7/6.

d)

5/4+1/3-3/6

m.m.c.(3,4,6)=12

(15+4-6)/12=13/12.

Bons estudos :)