Subtract 63/98 from 63/18
1st number: 3 9/18, 2nd number: 63/98
63/18 - 63/98 is 20/7.
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,
63/18 = 63 × 49/18 × 49 = 3087/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
63/98 = 63 × 9/98 × 9 = 567/882 - Subtract the two like fractions:
3087/882 - 567/882 = 3087 - 567/882 = 2520/882 - After reducing the fraction, the answer is 20/7
- In mixed form: 26/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/36-63/98 63/54-63/98 63/90-63/98