Subtract 54/56 from 10/12, Solve 10/12

Subtract 54/56 from 10/12

10/12 - 54/56 is -11/84.

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

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 12 × 14 = 168,
10/12 = 10 × 14/12 × 14 = 140/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
54/56 = 54 × 3/56 × 3 = 162/168
Subtract the two like fractions:
140/168 - 162/168 = 140 - 162/168 = -22/168
After reducing the fraction, the answer is -11/84

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