Add 5/42 and 15/24
5/42 + 15/24 is 125/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
5/42 = 5 × 4/42 × 4 = 20/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
15/24 = 15 × 7/24 × 7 = 105/168 - Add the two like fractions:
20/168 + 105/168 = 20 + 105/168 = 125/168 - So, 5/42 + 15/24 = 125/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/42+15/24 5/42+30/24 5/84+15/24 5/42+15/48 15/42+15/24 5/42+45/24 5/42+15/72 25/42+15/24 5/42+75/24 35/42+15/24