Add 42/4 and 42/27
1st number: 10 2/4, 2nd number: 1 15/27
42/4 + 42/27 is 217/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
42/4 = 42 × 27/4 × 27 = 1134/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
42/27 = 42 × 4/27 × 4 = 168/108 - Add the two like fractions:
1134/108 + 168/108 = 1134 + 168/108 = 1302/108 - 1302/108 simplified gives 217/18
- So, 42/4 + 42/27 = 217/18
In mixed form: 121/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+42/27 42/4+84/27 42/8+42/27 42/4+42/54 42/12+42/27 42/4+42/81 42/20+42/27 42/28+42/27