Subtract 6/12 from 80/9
1st number: 8 8/9, 2nd number: 6/12
80/9 - 6/12 is 151/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
80/9 = 80 × 4/9 × 4 = 320/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
6/12 = 6 × 3/12 × 3 = 18/36 - Subtract the two like fractions:
320/36 - 18/36 = 320 - 18/36 = 302/36 - After reducing the fraction, the answer is 151/18
- In mixed form: 87/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18-6/12 80/9-6/24 80/9-18/12 80/27-6/12 80/9-6/36 80/9-30/12 80/45-6/12 80/9-6/60 80/9-42/12 80/63-6/12 80/9-6/84