Subtract 14/15 from 27/20
1st number: 1 7/20, 2nd number: 14/15
27/20 - 14/15 is 5/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
14/15 = 14 × 4/15 × 4 = 56/60 - Subtract the two like fractions:
81/60 - 56/60 = 81 - 56/60 = 25/60 - After reducing the fraction, the answer is 5/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20-14/15 27/20-28/15 27/40-14/15 27/20-14/30 81/20-14/15 27/20-42/15 27/60-14/15 27/20-14/45 27/20-70/15 27/20-14/75 27/20-98/15