Add 14/9 and 7/81
1st number: 1 5/9, 2nd number: 7/81
14/9 + 7/81 is 133/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 9 × 9 = 81,
14/9 = 14 × 9/9 × 9 = 126/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
7/81 = 7 × 1/81 × 1 = 7/81 - Add the two like fractions:
126/81 + 7/81 = 126 + 7/81 = 133/81 - So, 14/9 + 7/81 = 133/81
In mixed form: 152/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/9+7/81 14/9+14/81 14/18+7/81 42/9+7/81 14/9+21/81 14/27+7/81 70/9+7/81 14/9+35/81 14/45+7/81 98/9+7/81 14/9+49/81 14/63+7/81