Add 63/4 and 28/9
1st number: 15 3/4, 2nd number: 3 1/9
63/4 + 28/9 is 679/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
63/4 = 63 × 9/4 × 9 = 567/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
28/9 = 28 × 4/9 × 4 = 112/36 - Add the two like fractions:
567/36 + 112/36 = 567 + 112/36 = 679/36 - So, 63/4 + 28/9 = 679/36
In mixed form: 1831/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4+56/9 63/8+28/9 63/4+28/18 63/4+84/9 63/12+28/9 63/4+28/27 63/20+28/9 63/4+28/45 63/28+28/9 63/4+28/63