Выпалните действия пж ​

(1/3-5/16) : (1/6-1/8)=

1) 1/3-5/16=1/48

2) 1/6-1/8= 1/24

3) 1/48 : 1/24= 1/2

(5/7-2/3) : (4/9-5/12)

1) 5/7-2/3= 1/21

2)4/9-5/12=1/36

3) 1/21:1/36=12/7