Subtract 56/15 from 10/54, Solve 10/54

Subtract 56/15 from 10/54

1^st number: 10/54, 2^nd number: 3 11/15

10/54 - 56/15 is -479/135.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 54 × 5 = 270,
10/54 = 10 × 5/54 × 5 = 50/270
Likewise, for the 2nd fraction, since 15 × 18 = 270,
56/15 = 56 × 18/15 × 18 = 1008/270
Subtract the two like fractions:
50/270 - 1008/270 = 50 - 1008/270 = -958/270
After reducing the fraction, the answer is -479/135

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