Subtract 7/96 from 21/54
21/54 - 7/96 is 91/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 96 is 864
Next, find the equivalent fraction of both fractional numbers with denominator 864 - For the 1st fraction, since 54 × 16 = 864,
21/54 = 21 × 16/54 × 16 = 336/864 - Likewise, for the 2nd fraction, since 96 × 9 = 864,
7/96 = 7 × 9/96 × 9 = 63/864 - Subtract the two like fractions:
336/864 - 63/864 = 336 - 63/864 = 273/864 - After reducing the fraction, the answer is 91/288
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