Subtract 4/80 from 10/9
1st number: 1 1/9, 2nd number: 4/80
10/9 - 4/80 is 191/180.
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,
4/80 = 4 × 9/80 × 9 = 36/720 - Subtract the two like fractions:
800/720 - 36/720 = 800 - 36/720 = 764/720 - After reducing the fraction, the answer is 191/180
- In mixed form: 111/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9-4/80 10/9-8/80 10/18-4/80 30/9-4/80 10/9-12/80 10/27-4/80 50/9-4/80 10/9-20/80 10/45-4/80 70/9-4/80 10/9-28/80 10/63-4/80