Compare 56/12 and 40/15, Which fraction is greater?

Compare 56/12 and 40/15

1^st number: 4 8/12, 2^nd number: 2 10/15

56/12 is greater than 40/15

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
56/12 = 56 × 5/12 × 5 = 280/60
Likewise, for the 2nd fraction, since 15 × 4 = 60,
40/15 = 40 × 4/15 × 4 = 160/60
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
280/60 > 160/60 or 56/12 > 40/15

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