Subtract 50/84 from 12/63
12/63 - 50/84 is -17/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
12/63 = 12 × 4/63 × 4 = 48/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
50/84 = 50 × 3/84 × 3 = 150/252 - Subtract the two like fractions:
48/252 - 150/252 = 48 - 150/252 = -102/252 - After reducing the fraction, the answer is -17/42
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