Subtract 81/4 from 5/27
1st number: 5/27, 2nd number: 20 1/4
5/27 - 81/4 is -2167/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
5/27 = 5 × 4/27 × 4 = 20/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
81/4 = 81 × 27/4 × 27 = 2187/108 - Subtract the two like fractions:
20/108 - 2187/108 = 20 - 2187/108 = -2167/108
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