Subtract 80/90 from 49/3
1st number: 16 1/3, 2nd number: 80/90
49/3 - 80/90 is 139/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
49/3 = 49 × 30/3 × 30 = 1470/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
80/90 = 80 × 1/90 × 1 = 80/90 - Subtract the two like fractions:
1470/90 - 80/90 = 1470 - 80/90 = 1390/90 - After reducing the fraction, the answer is 139/9
- In mixed form: 154/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/3-80/90 49/6-80/90 49/9-80/90 49/15-80/90 49/21-80/90