Subtract 9/20 from 24/63, Solve 24/63

Subtract 9/20 from 24/63

24/63 - 9/20 is -29/420.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 63 × 20 = 1260,
24/63 = 24 × 20/63 × 20 = 480/1260
Likewise, for the 2nd fraction, since 20 × 63 = 1260,
9/20 = 9 × 63/20 × 63 = 567/1260
Subtract the two like fractions:
480/1260 - 567/1260 = 480 - 567/1260 = -87/1260
After reducing the fraction, the answer is -29/420

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