Compare 63/36 and 81/28, Which fraction is greater?

Compare 63/36 and 81/28

1^st number: 1 27/36, 2^nd number: 2 25/28

63/36 is smaller than 81/28

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 28 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
63/36 = 63 × 7/36 × 7 = 441/252
Likewise, for the 2nd fraction, since 28 × 9 = 252,
81/28 = 81 × 9/28 × 9 = 729/252
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
441/252 < 729/252 or 63/36 < 81/28

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad