Subtract 14/27 from 7/40
7/40 - 14/27 is -371/1080.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
7/40 = 7 × 27/40 × 27 = 189/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
14/27 = 14 × 40/27 × 40 = 560/1080 - Subtract the two like fractions:
189/1080 - 560/1080 = 189 - 560/1080 = -371/1080
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/40-14/27 7/40-28/27 7/80-14/27 7/40-14/54 21/40-14/27 7/40-42/27 7/40-14/81 35/40-14/27 7/40-70/27 49/40-14/27 7/40-98/27