Add 54/9 and 28/18
1st number: 6 0/9, 2nd number: 1 10/18
54/9 + 28/18 is 68/9.
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,
28/18 = 28 × 1/18 × 1 = 28/18 - Add the two like fractions:
108/18 + 28/18 = 108 + 28/18 = 136/18 - 136/18 simplified gives 68/9
- So, 54/9 + 28/18 = 68/9
In mixed form: 75/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+56/18 54/18+28/18 54/9+28/36 54/9+84/18 54/27+28/18 54/9+28/54 54/45+28/18 54/9+28/90 54/63+28/18