Compare 21/12 and 6/70, Which fraction is greater?

Compare 21/12 and 6/70

1^st number: 1 9/12, 2^nd number: 6/70

21/12 is greater than 6/70

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
21/12 = 21 × 35/12 × 35 = 735/420
Likewise, for the 2nd fraction, since 70 × 6 = 420,
6/70 = 6 × 6/70 × 6 = 36/420
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
735/420 > 36/420 or 21/12 > 6/70

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