Subtract 28/50 from 50/21
1st number: 2 8/21, 2nd number: 28/50
50/21 - 28/50 is 956/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 21 × 50 = 1050,
50/21 = 50 × 50/21 × 50 = 2500/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
28/50 = 28 × 21/50 × 21 = 588/1050 - Subtract the two like fractions:
2500/1050 - 588/1050 = 2500 - 588/1050 = 1912/1050 - After reducing the fraction, the answer is 956/525
- In mixed form: 1431/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21-56/50 50/42-28/50 50/21-84/50 50/63-28/50