Add 15/3 and 42/24
1st number: 5 0/3, 2nd number: 1 18/24
15/3 + 42/24 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
15/3 = 15 × 8/3 × 8 = 120/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
42/24 = 42 × 1/24 × 1 = 42/24 - Add the two like fractions:
120/24 + 42/24 = 120 + 42/24 = 162/24 - 162/24 simplified gives 27/4
- So, 15/3 + 42/24 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/3+42/24 15/3+84/24 15/6+42/24 15/3+42/48 45/3+42/24 15/9+42/24 15/3+42/72 75/3+42/24 15/21+42/24