Subtract 5/18 from 12/98
12/98 - 5/18 is -137/882.
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,
12/98 = 12 × 9/98 × 9 = 108/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
5/18 = 5 × 49/18 × 49 = 245/882 - Subtract the two like fractions:
108/882 - 245/882 = 108 - 245/882 = -137/882
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/98-5/18 12/98-10/18 12/98-5/36 36/98-5/18 12/98-15/18 12/98-5/54 60/98-5/18 12/98-25/18 12/98-5/90 84/98-5/18 12/98-35/18