Subtract 56/49 from 1/15, Solve 1/15

Subtract 56/49 from 1/15

1^st number: 1/15, 2^nd number: 1 7/49

1/15 - 56/49 is -113/105.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735

Next, find the equivalent fraction of both fractional numbers with denominator 735
For the 1st fraction, since 15 × 49 = 735,
1/15 = 1 × 49/15 × 49 = 49/735
Likewise, for the 2nd fraction, since 49 × 15 = 735,
56/49 = 56 × 15/49 × 15 = 840/735
Subtract the two like fractions:
49/735 - 840/735 = 49 - 840/735 = -791/735
After reducing the fraction, the answer is -113/105

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