Subtract 27/20 from 40/3
1st number: 13 1/3, 2nd number: 1 7/20
40/3 - 27/20 is 719/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
40/3 = 40 × 20/3 × 20 = 800/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Subtract the two like fractions:
800/60 - 81/60 = 800 - 81/60 = 719/60 - In mixed form: 1159/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3-27/20 40/3-54/20 40/6-27/20 40/3-27/40 40/3-81/20 40/9-27/20 40/3-27/60 40/15-27/20 40/21-27/20