Add 30/98 and 21/9
1st number: 30/98, 2nd number: 2 3/9
30/98 + 21/9 is 388/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 9 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
30/98 = 30 × 9/98 × 9 = 270/882 - Likewise, for the 2nd fraction, since 9 × 98 = 882,
21/9 = 21 × 98/9 × 98 = 2058/882 - Add the two like fractions:
270/882 + 2058/882 = 270 + 2058/882 = 2328/882 - 2328/882 simplified gives 388/147
- So, 30/98 + 21/9 = 388/147
In mixed form: 294/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/98+21/9 30/98+42/9 30/98+21/18 90/98+21/9 30/98+63/9 30/98+21/27 30/98+21/45 30/98+21/63