Subtract 24/9 from 80/30
1st number: 2 20/30, 2nd number: 2 6/9
80/30 - 24/9 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
80/30 = 80 × 3/30 × 3 = 240/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
24/9 = 24 × 10/9 × 10 = 240/90 - Subtract the two like fractions:
240/90 - 240/90 = 240 - 240/90 = 0/90 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30-48/9 80/60-24/9 80/30-24/18 80/30-72/9 80/90-24/9 80/30-24/27 80/30-24/45 80/30-24/63