Subtract 80/54 from 14/15
1st number: 14/15, 2nd number: 1 26/54
14/15 - 80/54 is -74/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
14/15 = 14 × 18/15 × 18 = 252/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
80/54 = 80 × 5/54 × 5 = 400/270 - Subtract the two like fractions:
252/270 - 400/270 = 252 - 400/270 = -148/270 - After reducing the fraction, the answer is -74/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/15-80/54 14/30-80/54 42/15-80/54 14/45-80/54 70/15-80/54 14/75-80/54 98/15-80/54