Compare 30/15 and 7/84, Which fraction is greater?

Compare 30/15 and 7/84

1^st number: 2 0/15, 2^nd number: 7/84

30/15 is greater than 7/84

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 15 × 28 = 420,
30/15 = 30 × 28/15 × 28 = 840/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
840/420 > 35/420 or 30/15 > 7/84

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