5/8 x 4/7 is 5/14.
It seems there's a number missing. 35/5 = 7 Add 7 to whatever 4 is multiplied by.
7
It is: 3/7 times 4/6 = 2/7 in its lowest terms
Five multiplied by 4/7 is 2 6/7
4/7 x 3/4 is 3/7
35/6
7/27
(4/3)*(6/7) = 8/7
1/4 * 4/7 = 4/28 = 1/7.
1 1/2 x 5/4 is 1 7/8
5 over 7 times 5 = 25/7 = 3 4/7
It is 4 /49!