Subtract 28/18 from 98/10
1st number: 9 8/10, 2nd number: 1 10/18
98/10 - 28/18 is 371/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
98/10 = 98 × 9/10 × 9 = 882/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
28/18 = 28 × 5/18 × 5 = 140/90 - Subtract the two like fractions:
882/90 - 140/90 = 882 - 140/90 = 742/90 - After reducing the fraction, the answer is 371/45
- In mixed form: 811/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10-56/18 98/20-28/18 98/10-28/36 98/10-84/18 98/30-28/18 98/10-28/54 98/50-28/18 98/10-28/90 98/70-28/18