Subtract 7/27 from 81/56, Solve 1 25/56

Subtract 7/27 from 81/56

1^st number: 1 25/56, 2^nd number: 7/27

81/56 - 7/27 is 1795/1512.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512

Next, find the equivalent fraction of both fractional numbers with denominator 1512
For the 1st fraction, since 56 × 27 = 1512,
81/56 = 81 × 27/56 × 27 = 2187/1512
Likewise, for the 2nd fraction, since 27 × 56 = 1512,
7/27 = 7 × 56/27 × 56 = 392/1512
Subtract the two like fractions:
2187/1512 - 392/1512 = 2187 - 392/1512 = 1795/1512
In mixed form: 1283/1512

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