Add 42/24 and 75/54
1st number: 1 18/24, 2nd number: 1 21/54
42/24 + 75/54 is 113/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
42/24 = 42 × 9/24 × 9 = 378/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
75/54 = 75 × 4/54 × 4 = 300/216 - Add the two like fractions:
378/216 + 300/216 = 378 + 300/216 = 678/216 - 678/216 simplified gives 113/36
- So, 42/24 + 75/54 = 113/36
In mixed form: 35/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24+75/54 42/48+75/54 42/72+75/54