Subtract 80/10 from 50/9
1st number: 5 5/9, 2nd number: 8 0/10
50/9 - 80/10 is -22/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
50/9 = 50 × 10/9 × 10 = 500/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
80/10 = 80 × 9/10 × 9 = 720/90 - Subtract the two like fractions:
500/90 - 720/90 = 500 - 720/90 = -220/90 - After reducing the fraction, the answer is -22/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18-80/10 50/9-80/20 50/27-80/10 50/9-80/30 50/45-80/10 50/9-80/50 50/63-80/10 50/9-80/70