Subtract 16/84 from 8/63
8/63 - 16/84 is -4/63.
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,
8/63 = 8 × 4/63 × 4 = 32/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
16/84 = 16 × 3/84 × 3 = 48/252 - Subtract the two like fractions:
32/252 - 48/252 = 32 - 48/252 = -16/252 - After reducing the fraction, the answer is -4/63
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