Subtract 3/25 from 21/24
21/24 - 3/25 is 151/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 25 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 24 × 25 = 600,
21/24 = 21 × 25/24 × 25 = 525/600 - Likewise, for the 2nd fraction, since 25 × 24 = 600,
3/25 = 3 × 24/25 × 24 = 72/600 - Subtract the two like fractions:
525/600 - 72/600 = 525 - 72/600 = 453/600 - After reducing the fraction, the answer is 151/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24-3/25 21/24-6/25 21/48-3/25 21/24-3/50 63/24-3/25 21/24-9/25 21/72-3/25 21/24-3/75 21/24-15/25 21/24-21/25