2/7:2/5=2/7*5/2=5/7
3/16:1 3/4=3/16:7/4=3/16*4/7=3/28
3/4:6=3/4:6/1=3/4*1/6=3/24=1/8
(2/7)/(2/5)==5/7
(3/16)/(1 3/4)=3/28
(3/4)/6=1/8
2/7:2/5=2/7*5/2=5/7
3/16:1 3/4=3/16:7/4=3/16*4/7=3/28
3/4:6=3/4:6/1=3/4*1/6=3/24=1/8
(2/7)/(2/5)==5/7
(3/16)/(1 3/4)=3/28
(3/4)/6=1/8