Subtract 18/20 from 24/63
24/63 - 18/20 is -109/210.
Steps for subtracting fractions
- 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,
18/20 = 18 × 63/20 × 63 = 1134/1260 - Subtract the two like fractions:
480/1260 - 1134/1260 = 480 - 1134/1260 = -654/1260 - After reducing the fraction, the answer is -109/210
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