Question

represente na forma ireedutivel 3/8 + 1/2 =

Answer 1

3 + 1  =  1.3 + 4.1  = 3 + 4  =  7
8    2          8                8         8

mmc(8,2) = 8

8,2: 2
4,1: 2
2,1: 2
1,1      = 2.2.2 = 8