Subtract 15/50 from 98/21
1st number: 4 14/21, 2nd number: 15/50
98/21 - 15/50 is 131/30.
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,
98/21 = 98 × 50/21 × 50 = 4900/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
15/50 = 15 × 21/50 × 21 = 315/1050 - Subtract the two like fractions:
4900/1050 - 315/1050 = 4900 - 315/1050 = 4585/1050 - After reducing the fraction, the answer is 131/30
- In mixed form: 411/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21-30/50 98/42-15/50 98/21-45/50 98/63-15/50 98/21-75/50