Compare 50/14 and 40/21, Which fraction is greater?

Compare 50/14 and 40/21

1^st number: 3 8/14, 2^nd number: 1 19/21

50/14 is greater than 40/21

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 14 × 3 = 42,
50/14 = 50 × 3/14 × 3 = 150/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
40/21 = 40 × 2/21 × 2 = 80/42
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
150/42 > 80/42 or 50/14 > 40/21

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