Add 18/42 and 35/24
1st number: 18/42, 2nd number: 1 11/24
18/42 + 35/24 is 317/168.
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,
18/42 = 18 × 4/42 × 4 = 72/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
35/24 = 35 × 7/24 × 7 = 245/168 - Add the two like fractions:
72/168 + 245/168 = 72 + 245/168 = 317/168 - So, 18/42 + 35/24 = 317/168
In mixed form: 1149/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/42+35/24 18/42+70/24 18/84+35/24 18/42+35/48 54/42+35/24 18/42+35/72 90/42+35/24