Subtract 49/18 from 98/10
1st number: 9 8/10, 2nd number: 2 13/18
98/10 - 49/18 is 637/90.
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,
49/18 = 49 × 5/18 × 5 = 245/90 - Subtract the two like fractions:
882/90 - 245/90 = 882 - 245/90 = 637/90 - In mixed form: 77/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10-98/18 98/20-49/18 98/10-49/36 98/30-49/18 98/10-49/54 98/50-49/18 98/10-49/90 98/70-49/18