Compare 14/72 and 21/15, Which fraction is greater?

Compare 14/72 and 21/15

1^st number: 14/72, 2^nd number: 1 6/15

14/72 is smaller than 21/15

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 15 is 360

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 72 × 5 = 360,
14/72 = 14 × 5/72 × 5 = 70/360
Likewise, for the 2nd fraction, since 15 × 24 = 360,
21/15 = 21 × 24/15 × 24 = 504/360
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
70/360 < 504/360 or 14/72 < 21/15

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