Subtract 63/84 from 10/18
10/18 - 63/84 is -7/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
10/18 = 10 × 14/18 × 14 = 140/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
63/84 = 63 × 3/84 × 3 = 189/252 - Subtract the two like fractions:
140/252 - 189/252 = 140 - 189/252 = -49/252 - After reducing the fraction, the answer is -7/36
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