Subtract 54/49 from 80/9
1st number: 8 8/9, 2nd number: 1 5/49
80/9 - 54/49 is 3434/441.
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,
80/9 = 80 × 49/9 × 49 = 3920/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
54/49 = 54 × 9/49 × 9 = 486/441 - Subtract the two like fractions:
3920/441 - 486/441 = 3920 - 486/441 = 3434/441 - In mixed form: 7347/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18-54/49 80/9-54/98 80/27-54/49 80/45-54/49 80/63-54/49