Subtract 81/96 from 50/72
50/72 - 81/96 is -43/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 96 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 72 × 4 = 288,
50/72 = 50 × 4/72 × 4 = 200/288 - Likewise, for the 2nd fraction, since 96 × 3 = 288,
81/96 = 81 × 3/96 × 3 = 243/288 - Subtract the two like fractions:
200/288 - 243/288 = 200 - 243/288 = -43/288
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