Subtract 80/9 from 14/84
1st number: 14/84, 2nd number: 8 8/9
14/84 - 80/9 is -157/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
14/84 = 14 × 3/84 × 3 = 42/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
80/9 = 80 × 28/9 × 28 = 2240/252 - Subtract the two like fractions:
42/252 - 2240/252 = 42 - 2240/252 = -2198/252 - After reducing the fraction, the answer is -157/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/84-80/9 14/84-80/18 42/84-80/9 14/84-80/27 70/84-80/9 14/84-80/45 98/84-80/9 14/84-80/63