Add 28/27 and 28/56
1st number: 1 1/27, 2nd number: 28/56
28/27 + 28/56 is 83/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 27 × 56 = 1512,
28/27 = 28 × 56/27 × 56 = 1568/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
28/56 = 28 × 27/56 × 27 = 756/1512 - Add the two like fractions:
1568/1512 + 756/1512 = 1568 + 756/1512 = 2324/1512 - 2324/1512 simplified gives 83/54
- So, 28/27 + 28/56 = 83/54
In mixed form: 129/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/27+28/56 28/54+28/56 84/27+28/56 28/27+84/56 28/81+28/56