Subtract 27/20 from 10/60
1st number: 10/60, 2nd number: 1 7/20
10/60 - 27/20 is -71/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
10/60 = 10 × 1/60 × 1 = 10/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Subtract the two like fractions:
10/60 - 81/60 = 10 - 81/60 = -71/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/60-27/20 10/60-54/20 10/60-27/40 30/60-27/20 10/60-81/20 10/60-27/60 50/60-27/20 70/60-27/20