Add 18/15 and 36/24
1st number: 1 3/15, 2nd number: 1 12/24
18/15 + 36/24 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
18/15 = 18 × 8/15 × 8 = 144/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
36/24 = 36 × 5/24 × 5 = 180/120 - Add the two like fractions:
144/120 + 180/120 = 144 + 180/120 = 324/120 - 324/120 simplified gives 27/10
- So, 18/15 + 36/24 = 27/10
In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/15+36/24 18/15+72/24 18/30+36/24 18/15+36/48 54/15+36/24 18/45+36/24 18/15+36/72 90/15+36/24 18/75+36/24