Add 35/9 and 80/18
1st number: 3 8/9, 2nd number: 4 8/18
35/9 + 80/18 is 25/3.
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,
35/9 = 35 × 2/9 × 2 = 70/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
80/18 = 80 × 1/18 × 1 = 80/18 - Add the two like fractions:
70/18 + 80/18 = 70 + 80/18 = 150/18 - 150/18 simplified gives 25/3
- So, 35/9 + 80/18 = 25/3
In mixed form: 81/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9+80/18 35/18+80/18 35/9+80/36 35/27+80/18 35/9+80/54 35/45+80/18 35/9+80/90 35/63+80/18