Subtract 24/28 from 3/63
3/63 - 24/28 is -17/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
3/63 = 3 × 4/63 × 4 = 12/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
24/28 = 24 × 9/28 × 9 = 216/252 - Subtract the two like fractions:
12/252 - 216/252 = 12 - 216/252 = -204/252 - After reducing the fraction, the answer is -17/21
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