Subtract 10/18 from 12/98
12/98 - 10/18 is -191/441.
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,
12/98 = 12 × 9/98 × 9 = 108/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
10/18 = 10 × 49/18 × 49 = 490/882 - Subtract the two like fractions:
108/882 - 490/882 = 108 - 490/882 = -382/882 - After reducing the fraction, the answer is -191/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/98-10/18 12/98-20/18 12/98-10/36 36/98-10/18 12/98-30/18 12/98-10/54 60/98-10/18 12/98-50/18 12/98-10/90 84/98-10/18 12/98-70/18