Subtract 40/27 from 81/8
1st number: 10 1/8, 2nd number: 1 13/27
81/8 - 40/27 is 1867/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
81/8 = 81 × 27/8 × 27 = 2187/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
40/27 = 40 × 8/27 × 8 = 320/216 - Subtract the two like fractions:
2187/216 - 320/216 = 2187 - 320/216 = 1867/216 - In mixed form: 8139/216
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