Subtract 7/18 from 27/98
27/98 - 7/18 is -50/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
27/98 = 27 × 9/98 × 9 = 243/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
7/18 = 7 × 49/18 × 49 = 343/882 - Subtract the two like fractions:
243/882 - 343/882 = 243 - 343/882 = -100/882 - After reducing the fraction, the answer is -50/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/98-7/18 27/98-14/18 27/98-7/36 81/98-7/18 27/98-21/18 27/98-7/54 27/98-35/18 27/98-7/90 27/98-49/18