Subtract 8/24 from 20/75
20/75 - 8/24 is -1/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 24 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
20/75 = 20 × 8/75 × 8 = 160/600 - Likewise, for the 2nd fraction, since 24 × 25 = 600,
8/24 = 8 × 25/24 × 25 = 200/600 - Subtract the two like fractions:
160/600 - 200/600 = 160 - 200/600 = -40/600 - After reducing the fraction, the answer is -1/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/75-8/24 20/75-16/24 20/75-8/48 60/75-8/24 20/75-8/72 20/75-40/24 20/75-56/24