Subtract 80/20 from 24/9
1st number: 2 6/9, 2nd number: 4 0/20
24/9 - 80/20 is -4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
24/9 = 24 × 20/9 × 20 = 480/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
80/20 = 80 × 9/20 × 9 = 720/180 - Subtract the two like fractions:
480/180 - 720/180 = 480 - 720/180 = -240/180 - After reducing the fraction, the answer is -4/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/9-80/20 24/18-80/20 24/9-80/40 72/9-80/20 24/27-80/20 24/9-80/60 24/45-80/20 24/63-80/20