Question

Resolva as operações e simplifique quando der
A) 2/3 - 1/3
B) 7/4 + 1/3
C) 3/5 - 2/4
D) 12/7 - 2/3​ ​

Answer 1

Resposta:

A) 2/3 - 1/3 = 1/3

B) 7/4 + 1/3 = 21/12 + 4/12 = 25/12

C) 3/5 - 2/4 = 12/20 - 10/20 = 2/20 = 1/10

D) 12/7 - 2/3​ = 36/21 - 14/21 = 22/21