Subtract 35/49 from 3/9
3/9 - 35/49 is -8/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 9 × 49 = 441,
3/9 = 3 × 49/9 × 49 = 147/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
35/49 = 35 × 9/49 × 9 = 315/441 - Subtract the two like fractions:
147/441 - 315/441 = 147 - 315/441 = -168/441 - After reducing the fraction, the answer is -8/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9-35/49 3/9-70/49 3/18-35/49 3/9-35/98 3/27-35/49 15/9-35/49 3/45-35/49 21/9-35/49 3/63-35/49