Add 28/63 and 84/98
28/63 + 84/98 is 82/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 63 × 14 = 882,
28/63 = 28 × 14/63 × 14 = 392/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
84/98 = 84 × 9/98 × 9 = 756/882 - Add the two like fractions:
392/882 + 756/882 = 392 + 756/882 = 1148/882 - 1148/882 simplified gives 82/63
- So, 28/63 + 84/98 = 82/63
In mixed form: 119/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+84/98 84/63+84/98