Add 7/27 and 42/24
1st number: 7/27, 2nd number: 1 18/24
7/27 + 42/24 is 217/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 24 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
7/27 = 7 × 8/27 × 8 = 56/216 - Likewise, for the 2nd fraction, since 24 × 9 = 216,
42/24 = 42 × 9/24 × 9 = 378/216 - Add the two like fractions:
56/216 + 378/216 = 56 + 378/216 = 434/216 - 434/216 simplified gives 217/108
- So, 7/27 + 42/24 = 217/108
In mixed form: 21/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/27+42/24 7/27+84/24 7/54+42/24 7/27+42/48 21/27+42/24 7/81+42/24 7/27+42/72 35/27+42/24 49/27+42/24