Subtract 63/84 from 18/32
18/32 - 63/84 is -3/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 84 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
18/32 = 18 × 21/32 × 21 = 378/672 - Likewise, for the 2nd fraction, since 84 × 8 = 672,
63/84 = 63 × 8/84 × 8 = 504/672 - Subtract the two like fractions:
378/672 - 504/672 = 378 - 504/672 = -126/672 - After reducing the fraction, the answer is -3/16
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