Add 80/98 and 9/18
80/98 + 9/18 is 129/98.
Steps for adding 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,
80/98 = 80 × 9/98 × 9 = 720/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
9/18 = 9 × 49/18 × 49 = 441/882 - Add the two like fractions:
720/882 + 441/882 = 720 + 441/882 = 1161/882 - 1161/882 simplified gives 129/98
- So, 80/98 + 9/18 = 129/98
In mixed form: 131/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/98+9/36 80/98+27/18 80/98+9/54 80/98+45/18 80/98+9/90 80/98+63/18