Add 1/15 and 10/18
1/15 + 10/18 is 28/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
1/15 = 1 × 6/15 × 6 = 6/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Add the two like fractions:
6/90 + 50/90 = 6 + 50/90 = 56/90 - 56/90 simplified gives 28/45
- So, 1/15 + 10/18 = 28/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+10/18 1/15+20/18 1/30+10/18 1/15+10/36 3/15+10/18 1/15+30/18 1/45+10/18 1/15+10/54 5/15+10/18 1/15+50/18 1/75+10/18 1/15+10/90 7/15+10/18 1/15+70/18