Subtract 80/14 from 10/54, Solve 10/54

Subtract 80/14 from 10/54

1^st number: 10/54, 2^nd number: 5 10/14

10/54 - 80/14 is -1045/189.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 14 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 54 × 7 = 378,
10/54 = 10 × 7/54 × 7 = 70/378
Likewise, for the 2nd fraction, since 14 × 27 = 378,
80/14 = 80 × 27/14 × 27 = 2160/378
Subtract the two like fractions:
70/378 - 2160/378 = 70 - 2160/378 = -2090/378
After reducing the fraction, the answer is -1045/189

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