Subtract 28/45 from 5/63, Solve 5/63

Subtract 28/45 from 5/63

5/63 - 28/45 is -19/35.

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,
5/63 = 5 × 5/63 × 5 = 25/315
Likewise, for the 2nd fraction, since 45 × 7 = 315,
28/45 = 28 × 7/45 × 7 = 196/315
Subtract the two like fractions:
25/315 - 196/315 = 25 - 196/315 = -171/315
After reducing the fraction, the answer is -19/35

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