Subtract 10/27 from 81/8
1st number: 10 1/8, 2nd number: 10/27
81/8 - 10/27 is 2107/216.
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,
10/27 = 10 × 8/27 × 8 = 80/216 - Subtract the two like fractions:
2187/216 - 80/216 = 2187 - 80/216 = 2107/216 - In mixed form: 9163/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/8-20/27 81/16-10/27 81/8-10/54 81/8-30/27 81/24-10/27 81/8-10/81 81/8-50/27 81/40-10/27 81/8-70/27 81/56-10/27