Subtract 7/80 from 32/9
1st number: 3 5/9, 2nd number: 7/80
32/9 - 7/80 is 2497/720.
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,
32/9 = 32 × 80/9 × 80 = 2560/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
7/80 = 7 × 9/80 × 9 = 63/720 - Subtract the two like fractions:
2560/720 - 63/720 = 2560 - 63/720 = 2497/720 - In mixed form: 3337/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/9-7/80 32/9-14/80 32/18-7/80 96/9-7/80 32/9-21/80 32/27-7/80 32/9-35/80 32/45-7/80 32/9-49/80 32/63-7/80