Subtract 28/80 from 24/36
24/36 - 28/80 is 19/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
24/36 = 24 × 20/36 × 20 = 480/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
28/80 = 28 × 9/80 × 9 = 252/720 - Subtract the two like fractions:
480/720 - 252/720 = 480 - 252/720 = 228/720 - After reducing the fraction, the answer is 19/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/36-28/80 24/36-56/80 24/72-28/80 72/36-28/80 24/36-84/80