Compare 7/20 and 63/49, Which fraction is greater?

Compare 7/20 and 63/49

1^st number: 7/20, 2^nd number: 1 14/49

7/20 is smaller than 63/49

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 is 980

Next, find the equivalent fraction of both fractional numbers with denominator 980
For the 1st fraction, since 20 × 49 = 980,
7/20 = 7 × 49/20 × 49 = 343/980
Likewise, for the 2nd fraction, since 49 × 20 = 980,
63/49 = 63 × 20/49 × 20 = 1260/980
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
343/980 < 1260/980 or 7/20 < 63/49

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