Subtract 54/49 from 54/56, Solve 54/56

Subtract 54/49 from 54/56

1^st number: 54/56, 2^nd number: 1 5/49

54/56 - 54/49 is -27/196.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 49 is 392

Next, find the equivalent fraction of both fractional numbers with denominator 392
For the 1st fraction, since 56 × 7 = 392,
54/56 = 54 × 7/56 × 7 = 378/392
Likewise, for the 2nd fraction, since 49 × 8 = 392,
54/49 = 54 × 8/49 × 8 = 432/392
Subtract the two like fractions:
378/392 - 432/392 = 378 - 432/392 = -54/392
After reducing the fraction, the answer is -27/196

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