Subtract 5/3 from 12/56, Solve 12/56

Subtract 5/3 from 12/56

1^st number: 12/56, 2^nd number: 1 2/3

12/56 - 5/3 is -61/42.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 3 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168
Likewise, for the 2nd fraction, since 3 × 56 = 168,
5/3 = 5 × 56/3 × 56 = 280/168
Subtract the two like fractions:
36/168 - 280/168 = 36 - 280/168 = -244/168
After reducing the fraction, the answer is -61/42

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