Subtract 14/15 from 49/28, Solve 1 21/28

Subtract 14/15 from 49/28

1^st number: 1 21/28, 2^nd number: 14/15

49/28 - 14/15 is 49/60.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 28 × 15 = 420,
49/28 = 49 × 15/28 × 15 = 735/420
Likewise, for the 2nd fraction, since 15 × 28 = 420,
14/15 = 14 × 28/15 × 28 = 392/420
Subtract the two like fractions:
735/420 - 392/420 = 735 - 392/420 = 343/420
After reducing the fraction, the answer is 49/60

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