Subtract 54/49 from 72/56, Solve 1 16/56

Subtract 54/49 from 72/56

1^st number: 1 16/56, 2^nd number: 1 5/49

72/56 - 54/49 is 9/49.

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,
72/56 = 72 × 7/56 × 7 = 504/392
Likewise, for the 2nd fraction, since 49 × 8 = 392,
54/49 = 54 × 8/49 × 8 = 432/392
Subtract the two like fractions:
504/392 - 432/392 = 504 - 432/392 = 72/392
After reducing the fraction, the answer is 9/49

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