Add 54/9 and 7/18
1st number: 6 0/9, 2nd number: 7/18
54/9 + 7/18 is 115/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
54/9 = 54 × 2/9 × 2 = 108/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
7/18 = 7 × 1/18 × 1 = 7/18 - Add the two like fractions:
108/18 + 7/18 = 108 + 7/18 = 115/18 - So, 54/9 + 7/18 = 115/18
In mixed form: 67/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+14/18 54/18+7/18 54/9+7/36 54/9+21/18 54/27+7/18 54/9+7/54 54/9+35/18 54/45+7/18 54/9+7/90 54/9+49/18 54/63+7/18