Subtract 21/63 from 7/96
7/96 - 21/63 is -25/96.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 63 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 96 × 21 = 2016,
7/96 = 7 × 21/96 × 21 = 147/2016 - Likewise, for the 2nd fraction, since 63 × 32 = 2016,
21/63 = 21 × 32/63 × 32 = 672/2016 - Subtract the two like fractions:
147/2016 - 672/2016 = 147 - 672/2016 = -525/2016 - After reducing the fraction, the answer is -25/96
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