Subtract 80/63 from 10/56, Solve 10/56

Subtract 80/63 from 10/56

1^st number: 10/56, 2^nd number: 1 17/63

10/56 - 80/63 is -275/252.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
10/56 = 10 × 9/56 × 9 = 90/504
Likewise, for the 2nd fraction, since 63 × 8 = 504,
80/63 = 80 × 8/63 × 8 = 640/504
Subtract the two like fractions:
90/504 - 640/504 = 90 - 640/504 = -550/504
After reducing the fraction, the answer is -275/252

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