Add 15/4 and 28/36
1st number: 3 3/4, 2nd number: 28/36
15/4 + 28/36 is 163/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
15/4 = 15 × 9/4 × 9 = 135/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
28/36 = 28 × 1/36 × 1 = 28/36 - Add the two like fractions:
135/36 + 28/36 = 135 + 28/36 = 163/36 - So, 15/4 + 28/36 = 163/36
In mixed form: 419/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4+28/36 15/4+56/36 15/8+28/36 15/4+28/72 45/4+28/36 15/4+84/36 15/12+28/36 75/4+28/36 15/20+28/36 15/28+28/36