Add 30/3 and 98/18
1st number: 10 0/3, 2nd number: 5 8/18
30/3 + 98/18 is 139/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
30/3 = 30 × 6/3 × 6 = 180/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
98/18 = 98 × 1/18 × 1 = 98/18 - Add the two like fractions:
180/18 + 98/18 = 180 + 98/18 = 278/18 - 278/18 simplified gives 139/9
- So, 30/3 + 98/18 = 139/9
In mixed form: 154/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/3+98/18 30/6+98/18 30/3+98/36 90/3+98/18 30/9+98/18 30/3+98/54 30/15+98/18 30/3+98/90 30/21+98/18