Subtract 15/98 from 1/18
1/18 - 15/98 is -43/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
1/18 = 1 × 49/18 × 49 = 49/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
15/98 = 15 × 9/98 × 9 = 135/882 - Subtract the two like fractions:
49/882 - 135/882 = 49 - 135/882 = -86/882 - After reducing the fraction, the answer is -43/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18-15/98 1/18-30/98 1/36-15/98 3/18-15/98 1/18-45/98 1/54-15/98 5/18-15/98 1/18-75/98 1/90-15/98 7/18-15/98