Subtract 14/20 from 40/27
1st number: 1 13/27, 2nd number: 14/20
40/27 - 14/20 is 211/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
40/27 = 40 × 20/27 × 20 = 800/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
14/20 = 14 × 27/20 × 27 = 378/540 - Subtract the two like fractions:
800/540 - 378/540 = 800 - 378/540 = 422/540 - After reducing the fraction, the answer is 211/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27-14/20 40/27-28/20 40/54-14/20 40/27-14/40 40/27-42/20 40/81-14/20 40/27-14/60 40/27-70/20 40/27-98/20