Compare 15/25 and 40/16, Which fraction is greater?

Compare 15/25 and 40/16

1^st number: 15/25, 2^nd number: 2 8/16

15/25 is smaller than 40/16

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 16 is 400

Next, find the equivalent fraction of both fractional numbers with denominator 400
For the 1st fraction, since 25 × 16 = 400,
15/25 = 15 × 16/25 × 16 = 240/400
Likewise, for the 2nd fraction, since 16 × 25 = 400,
40/16 = 40 × 25/16 × 25 = 1000/400
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
240/400 < 1000/400 or 15/25 < 40/16

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