Subtract 5/8 from 81/54
1st number: 1 27/54, 2nd number: 5/8
81/54 - 5/8 is 7/8.
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,
81/54 = 81 × 4/54 × 4 = 324/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
5/8 = 5 × 27/8 × 27 = 135/216 - Subtract the two like fractions:
324/216 - 135/216 = 324 - 135/216 = 189/216 - After reducing the fraction, the answer is 7/8
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