Subtract 9/49 from 8/12
8/12 - 9/49 is 71/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
8/12 = 8 × 49/12 × 49 = 392/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
9/49 = 9 × 12/49 × 12 = 108/588 - Subtract the two like fractions:
392/588 - 108/588 = 392 - 108/588 = 284/588 - After reducing the fraction, the answer is 71/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12-9/49 8/12-18/49 8/24-9/49 8/12-9/98 24/12-9/49 8/12-27/49 8/36-9/49 40/12-9/49 8/12-45/49 8/60-9/49 56/12-9/49 8/12-63/49 8/84-9/49