Subtract 72/49 from 54/16, Solve 3 6/16

Subtract 72/49 from 54/16

1^st number: 3 6/16, 2^nd number: 1 23/49

54/16 - 72/49 is 747/392.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 49 is 784

Next, find the equivalent fraction of both fractional numbers with denominator 784
For the 1st fraction, since 16 × 49 = 784,
54/16 = 54 × 49/16 × 49 = 2646/784
Likewise, for the 2nd fraction, since 49 × 16 = 784,
72/49 = 72 × 16/49 × 16 = 1152/784
Subtract the two like fractions:
2646/784 - 1152/784 = 2646 - 1152/784 = 1494/784
After reducing the fraction, the answer is 747/392
In mixed form: 1355/392

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