Subtract 15/96 from 21/40
21/40 - 15/96 is 59/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 40 × 12 = 480,
21/40 = 21 × 12/40 × 12 = 252/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
15/96 = 15 × 5/96 × 5 = 75/480 - Subtract the two like fractions:
252/480 - 75/480 = 252 - 75/480 = 177/480 - After reducing the fraction, the answer is 59/160
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