Subtract 2/15 from 28/63, Solve 28/63

Subtract 2/15 from 28/63

28/63 - 2/15 is 14/45.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 63 × 5 = 315,
28/63 = 28 × 5/63 × 5 = 140/315
Likewise, for the 2nd fraction, since 15 × 21 = 315,
2/15 = 2 × 21/15 × 21 = 42/315
Subtract the two like fractions:
140/315 - 42/315 = 140 - 42/315 = 98/315
After reducing the fraction, the answer is 14/45

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