Subtract 56/45 from 1/63, Solve 1/63

Subtract 56/45 from 1/63

1^st number: 1/63, 2^nd number: 1 11/45

1/63 - 56/45 is -43/35.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 63 × 5 = 315,
1/63 = 1 × 5/63 × 5 = 5/315
Likewise, for the 2nd fraction, since 45 × 7 = 315,
56/45 = 56 × 7/45 × 7 = 392/315
Subtract the two like fractions:
5/315 - 392/315 = 5 - 392/315 = -387/315
After reducing the fraction, the answer is -43/35

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