Subtract 6/25 from 21/48
21/48 - 6/25 is 79/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 25 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 48 × 25 = 1200,
21/48 = 21 × 25/48 × 25 = 525/1200 - Likewise, for the 2nd fraction, since 25 × 48 = 1200,
6/25 = 6 × 48/25 × 48 = 288/1200 - Subtract the two like fractions:
525/1200 - 288/1200 = 525 - 288/1200 = 237/1200 - After reducing the fraction, the answer is 79/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/48-6/25 21/48-12/25 21/96-6/25 21/48-6/50 63/48-6/25 21/48-18/25 21/48-6/75 21/48-30/25 21/48-42/25