Question

mình ko có thi 

Answer 1

a) 4/5 x 7/6 = 14/15

b) 5/3- 4/7 x 2 = 5/3 - 8/7 = 11/21

Answer 2

a 4/5 x ( 5/6 + 1/3 ) = 4/5 x 7/6 = 14/15

b, 5/3 - 4/7 : 1/2 = 5/3 - 8/7 = 11/21

Answer 3

a) 4/5 x 7/6 = 14/15

b) 5/3- 4/7 x 2 = 5/3 - 8/7 = 11/21

Answer 4

a 4/5 x ( 5/6 + 1/3 ) = 4/5 x 7/6 = 14/15

b, 5/3 - 4/7 : 1/2 = 5/3 - 8/7 = 11/21

Answer 5

a) 4/5 x 7/6 = 14/15

b) 5/3- 4/7 x 2 = 5/3 - 8/7 = 11/21

Answer 6

A, \(\dfrac{14}{15}\)

B, \(\dfrac{11}{21}\)