Subtract 70/84 from 14/15
14/15 - 70/84 is 1/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
14/15 = 14 × 28/15 × 28 = 392/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
70/84 = 70 × 5/84 × 5 = 350/420 - Subtract the two like fractions:
392/420 - 350/420 = 392 - 350/420 = 42/420 - After reducing the fraction, the answer is 1/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/15-70/84 14/30-70/84 42/15-70/84 14/45-70/84 70/15-70/84 14/75-70/84 98/15-70/84