Subtract 63/49 from 14/72, Solve 14/72

Subtract 63/49 from 14/72

1^st number: 14/72, 2^nd number: 1 14/49

14/72 - 63/49 is -275/252.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528

Next, find the equivalent fraction of both fractional numbers with denominator 3528
For the 1st fraction, since 72 × 49 = 3528,
14/72 = 14 × 49/72 × 49 = 686/3528
Likewise, for the 2nd fraction, since 49 × 72 = 3528,
63/49 = 63 × 72/49 × 72 = 4536/3528
Subtract the two like fractions:
686/3528 - 4536/3528 = 686 - 4536/3528 = -3850/3528
After reducing the fraction, the answer is -275/252

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