Add 15/4 and 12/27
1st number: 3 3/4, 2nd number: 12/27
15/4 + 12/27 is 151/36.
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,
15/4 = 15 × 27/4 × 27 = 405/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
12/27 = 12 × 4/27 × 4 = 48/108 - Add the two like fractions:
405/108 + 48/108 = 405 + 48/108 = 453/108 - 453/108 simplified gives 151/36
- So, 15/4 + 12/27 = 151/36
In mixed form: 47/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4+12/27 15/4+24/27 15/8+12/27 15/4+12/54 45/4+12/27 15/4+36/27 15/12+12/27 15/4+12/81 75/4+12/27 15/4+60/27 15/20+12/27 15/4+84/27 15/28+12/27