Subtract 27/10 from 5/6
1st number: 5/6, 2nd number: 2 7/10
5/6 - 27/10 is -28/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
5/6 = 5 × 5/6 × 5 = 25/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
27/10 = 27 × 3/10 × 3 = 81/30 - Subtract the two like fractions:
25/30 - 81/30 = 25 - 81/30 = -56/30 - After reducing the fraction, the answer is -28/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/6-27/10 5/6-54/10 5/12-27/10 5/6-27/20 15/6-27/10 5/6-81/10 5/18-27/10 5/6-27/30 25/6-27/10 5/30-27/10 5/6-27/50 35/6-27/10 5/42-27/10 5/6-27/70