Question

A = 2 - 1/4 e B = 5 + 1/2 o valor de A : B é igual a 

Answer 1

A=2-1/4
A=8-1/4
A=7/4

B=5+1/2
B=10+1/2
B=11/2

A:B=7/4:11/2
A:B=7/4.2/11
A:B=14/44
A:B=7/22

Answer 2

A= 2/1- 1/4 =
8/4-1/4= 7/4
B=5/1+1/2
5/1+1;2 = 10/2+1/2=11/2
7/4: 11/2 =7/4 x 2/11 = 14/44 simplificando por 4 = 7/22