Subtract 4/6 from 42/56, Solve 42/56

Subtract 4/6 from 42/56

42/56 - 4/6 is 1/12.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 6 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
42/56 = 42 × 3/56 × 3 = 126/168
Likewise, for the 2nd fraction, since 6 × 28 = 168,
4/6 = 4 × 28/6 × 28 = 112/168
Subtract the two like fractions:
126/168 - 112/168 = 126 - 112/168 = 14/168
After reducing the fraction, the answer is 1/12

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