Add 3/9 and 18/14
1st number: 3/9, 2nd number: 1 4/14
3/9 + 18/14 is 34/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
3/9 = 3 × 14/9 × 14 = 42/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
18/14 = 18 × 9/14 × 9 = 162/126 - Add the two like fractions:
42/126 + 162/126 = 42 + 162/126 = 204/126 - 204/126 simplified gives 34/21
- So, 3/9 + 18/14 = 34/21
In mixed form: 113/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9+18/14 3/9+36/14 3/18+18/14 3/9+18/28 3/9+54/14 3/27+18/14 3/9+18/42 15/9+18/14 3/9+90/14 3/45+18/14 3/9+18/70 21/9+18/14 3/63+18/14 3/9+18/98