Subtract 6/50 from 30/21
1st number: 1 9/21, 2nd number: 6/50
30/21 - 6/50 is 229/175.
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,
30/21 = 30 × 50/21 × 50 = 1500/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
6/50 = 6 × 21/50 × 21 = 126/1050 - Subtract the two like fractions:
1500/1050 - 126/1050 = 1500 - 126/1050 = 1374/1050 - After reducing the fraction, the answer is 229/175
- In mixed form: 154/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/21-6/50 30/21-12/50 30/42-6/50 90/21-6/50 30/21-18/50 30/63-6/50 30/21-30/50 30/21-42/50