Subtract 10/9 from 80/2
1st number: 40 0/2, 2nd number: 1 1/9
80/2 - 10/9 is 350/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
80/2 = 80 × 9/2 × 9 = 720/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
10/9 = 10 × 2/9 × 2 = 20/18 - Subtract the two like fractions:
720/18 - 20/18 = 720 - 20/18 = 700/18 - After reducing the fraction, the answer is 350/9
- In mixed form: 388/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2-20/9 80/4-10/9 80/2-10/18 80/2-30/9 80/6-10/9 80/2-10/27 80/2-50/9 80/10-10/9 80/2-10/45 80/2-70/9 80/14-10/9 80/2-10/63