2 over 9 or 4 over 7
the equivalent fractions for 9 over 4 = 18/8, 27/12, 36/16, 45/20, 54/24, 63/28,...
two equivalent fractions to 4 over 20 = 1/5, 8/40
1/5 and 4/20
13/20, 14/20, 15/20
1 over 2 and 5 over 10
1 over 5 8 over 20
1 over 5, and 4 over 20.
2 over 5 (2/5) 8 over 20 (8/20)
Those two fractions are equivalent.
150/200 and 150000/200000 are two examples.
6/20 and 9/30
2/5 and 8/20