Question

Resolva a operação 2/3+1/5(5/2-1)

Answer 1

Resposta:

13/10

Explicação passo-a-passo:

2/3 + 1/5 . (5/2 - 1)

2/3 + 1/5 . (5/2 - 1/1) | 5/2 - 2/2 = 3/2 (isso ocorre apos mmc das bases)

2/3 + 1/5 . (3/2)

mmc das bases = 10/15 + 3/15 . (3/2)  

13/15 . 3/2

39/30 = 13/10