two equivalent fractions to 4/28 = 1/7, 8/56
10/28, 15/42
28/54, 42/81
28/34, 42/51
14/24 and 7/12
7/6 28/24
They are: 4/14 and 8/28
12/14...24/28
1/7, 2/14
They are: 14/46 and 28/92
They are: 22/28 and 44/56
just double it : 10 over 28 and 20 over 56