Add 7/98 and 20/63
7/98 + 20/63 is 7/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 63 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
7/98 = 7 × 9/98 × 9 = 63/882 - Likewise, for the 2nd fraction, since 63 × 14 = 882,
20/63 = 20 × 14/63 × 14 = 280/882 - Add the two like fractions:
63/882 + 280/882 = 63 + 280/882 = 343/882 - 343/882 simplified gives 7/18
- So, 7/98 + 20/63 = 7/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/98+20/63 7/98+40/63 21/98+20/63 7/98+60/63 35/98+20/63 49/98+20/63