Subtract 5/80 from 10/9
1st number: 1 1/9, 2nd number: 5/80
10/9 - 5/80 is 151/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 9 × 80 = 720,
10/9 = 10 × 80/9 × 80 = 800/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
5/80 = 5 × 9/80 × 9 = 45/720 - Subtract the two like fractions:
800/720 - 45/720 = 800 - 45/720 = 755/720 - After reducing the fraction, the answer is 151/144
- In mixed form: 17/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9-5/80 10/9-10/80 10/18-5/80 30/9-5/80 10/9-15/80 10/27-5/80 50/9-5/80 10/9-25/80 10/45-5/80 70/9-5/80 10/9-35/80 10/63-5/80