Subtract 5/27 from 81/6
1st number: 13 3/6, 2nd number: 5/27
81/6 - 5/27 is 719/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
81/6 = 81 × 9/6 × 9 = 729/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
5/27 = 5 × 2/27 × 2 = 10/54 - Subtract the two like fractions:
729/54 - 10/54 = 729 - 10/54 = 719/54 - In mixed form: 1317/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/6-10/27 81/12-5/27 81/6-5/54 81/6-15/27 81/18-5/27 81/6-5/81 81/6-25/27 81/30-5/27 81/6-35/27 81/42-5/27