Add 18/9 and 50/15
1st number: 2 0/9, 2nd number: 3 5/15
18/9 + 50/15 is 16/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
18/9 = 18 × 5/9 × 5 = 90/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
50/15 = 50 × 3/15 × 3 = 150/45 - Add the two like fractions:
90/45 + 150/45 = 90 + 150/45 = 240/45 - 240/45 simplified gives 16/3
- So, 18/9 + 50/15 = 16/3
In mixed form: 51/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/9+50/15 18/9+50/30 54/9+50/15 18/27+50/15 18/9+50/45 90/9+50/15 18/45+50/15 18/9+50/75 18/63+50/15