Compare 70/16 and 21/63, Which fraction is greater?

Compare 70/16 and 21/63

1^st number: 4 6/16, 2^nd number: 21/63

70/16 is greater than 21/63

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008

Next, find the equivalent fraction of both fractional numbers with denominator 1008
For the 1st fraction, since 16 × 63 = 1008,
70/16 = 70 × 63/16 × 63 = 4410/1008
Likewise, for the 2nd fraction, since 63 × 16 = 1008,
21/63 = 21 × 16/63 × 16 = 336/1008
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
4410/1008 > 336/1008 or 70/16 > 21/63

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