Subtract 8/49 from 10/84
10/84 - 8/49 is -13/294.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
10/84 = 10 × 7/84 × 7 = 70/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
8/49 = 8 × 12/49 × 12 = 96/588 - Subtract the two like fractions:
70/588 - 96/588 = 70 - 96/588 = -26/588 - After reducing the fraction, the answer is -13/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84-8/49 10/84-16/49 10/84-8/98 30/84-8/49 10/84-24/49 50/84-8/49 10/84-40/49 70/84-8/49 10/84-56/49