Subtract 7/9 from 5/49
5/49 - 7/9 is -298/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
5/49 = 5 × 9/49 × 9 = 45/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
7/9 = 7 × 49/9 × 49 = 343/441 - Subtract the two like fractions:
45/441 - 343/441 = 45 - 343/441 = -298/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/49-7/9 5/49-14/9 5/98-7/9 5/49-7/18 15/49-7/9 5/49-21/9 5/49-7/27 25/49-7/9 5/49-35/9 5/49-7/45 35/49-7/9 5/49-49/9 5/49-7/63