Add 7/18 and 72/98
7/18 + 72/98 is 991/882.
Steps for adding 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,
7/18 = 7 × 49/18 × 49 = 343/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
72/98 = 72 × 9/98 × 9 = 648/882 - Add the two like fractions:
343/882 + 648/882 = 343 + 648/882 = 991/882 - So, 7/18 + 72/98 = 991/882
In mixed form: 1109/882
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18+72/98 7/36+72/98 21/18+72/98 7/54+72/98 35/18+72/98 7/90+72/98 49/18+72/98