Subtract 27/3 from 15/10
1st number: 1 5/10, 2nd number: 9 0/3
15/10 - 27/3 is -15/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
15/10 = 15 × 3/10 × 3 = 45/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
27/3 = 27 × 10/3 × 10 = 270/30 - Subtract the two like fractions:
45/30 - 270/30 = 45 - 270/30 = -225/30 - After reducing the fraction, the answer is -15/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10-27/3 15/10-54/3 15/20-27/3 15/10-27/6 45/10-27/3 15/10-81/3 15/30-27/3 15/10-27/9 75/10-27/3 15/50-27/3 15/10-27/15 15/70-27/3 15/10-27/21