Subtract 4/5 from 81/96
81/96 - 4/5 is 7/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 5 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
81/96 = 81 × 5/96 × 5 = 405/480 - Likewise, for the 2nd fraction, since 5 × 96 = 480,
4/5 = 4 × 96/5 × 96 = 384/480 - Subtract the two like fractions:
405/480 - 384/480 = 405 - 384/480 = 21/480 - After reducing the fraction, the answer is 7/160
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