Subtract 80/24 from 21/75
1st number: 21/75, 2nd number: 3 8/24
21/75 - 80/24 is -229/75.
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,
21/75 = 21 × 8/75 × 8 = 168/600 - Likewise, for the 2nd fraction, since 24 × 25 = 600,
80/24 = 80 × 25/24 × 25 = 2000/600 - Subtract the two like fractions:
168/600 - 2000/600 = 168 - 2000/600 = -1832/600 - After reducing the fraction, the answer is -229/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/75-80/24 21/75-80/48 63/75-80/24 21/75-80/72