Add 24/42 and 42/27
1st number: 24/42, 2nd number: 1 15/27
24/42 + 42/27 is 134/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
24/42 = 24 × 9/42 × 9 = 216/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
42/27 = 42 × 14/27 × 14 = 588/378 - Add the two like fractions:
216/378 + 588/378 = 216 + 588/378 = 804/378 - 804/378 simplified gives 134/63
- So, 24/42 + 42/27 = 134/63
In mixed form: 28/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/42+42/27 24/42+84/27 24/84+42/27 24/42+42/54 72/42+42/27 24/42+42/81