Subtract 81/8 from 4/54
1st number: 4/54, 2nd number: 10 1/8
4/54 - 81/8 is -2171/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
4/54 = 4 × 4/54 × 4 = 16/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
81/8 = 81 × 27/8 × 27 = 2187/216 - Subtract the two like fractions:
16/216 - 2187/216 = 16 - 2187/216 = -2171/216
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