Subtract 5/3 from 27/40
1st number: 27/40, 2nd number: 1 2/3
27/40 - 5/3 is -119/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 3 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
27/40 = 27 × 3/40 × 3 = 81/120 - Likewise, for the 2nd fraction, since 3 × 40 = 120,
5/3 = 5 × 40/3 × 40 = 200/120 - Subtract the two like fractions:
81/120 - 200/120 = 81 - 200/120 = -119/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/40-5/3 27/40-10/3 27/80-5/3 27/40-5/6 81/40-5/3 27/40-15/3 27/40-5/9 27/40-25/3 27/40-5/15 27/40-35/3 27/40-5/21