Subtract 18/16 from 27/56, Solve 27/56

Subtract 18/16 from 27/56

1^st number: 27/56, 2^nd number: 1 2/16

27/56 - 18/16 is -9/14.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 16 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 56 × 2 = 112,
27/56 = 27 × 2/56 × 2 = 54/112
Likewise, for the 2nd fraction, since 16 × 7 = 112,
18/16 = 18 × 7/16 × 7 = 126/112
Subtract the two like fractions:
54/112 - 126/112 = 54 - 126/112 = -72/112
After reducing the fraction, the answer is -9/14

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