Subtract 54/12 from 14/56, Solve 14/56

Subtract 54/12 from 14/56

1^st number: 14/56, 2^nd number: 4 6/12

14/56 - 54/12 is -17/4.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
14/56 = 14 × 3/56 × 3 = 42/168
Likewise, for the 2nd fraction, since 12 × 14 = 168,
54/12 = 54 × 14/12 × 14 = 756/168
Subtract the two like fractions:
42/168 - 756/168 = 42 - 756/168 = -714/168
After reducing the fraction, the answer is -17/4

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