Subtract 81/24 from 28/54
1st number: 28/54, 2nd number: 3 9/24
28/54 - 81/24 is -617/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 24 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
28/54 = 28 × 4/54 × 4 = 112/216 - Likewise, for the 2nd fraction, since 24 × 9 = 216,
81/24 = 81 × 9/24 × 9 = 729/216 - Subtract the two like fractions:
112/216 - 729/216 = 112 - 729/216 = -617/216
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