Add 28/2 and 20/27
1st number: 14 0/2, 2nd number: 20/27
28/2 + 20/27 is 398/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
28/2 = 28 × 27/2 × 27 = 756/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
20/27 = 20 × 2/27 × 2 = 40/54 - Add the two like fractions:
756/54 + 40/54 = 756 + 40/54 = 796/54 - 796/54 simplified gives 398/27
- So, 28/2 + 20/27 = 398/27
In mixed form: 1420/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2+20/27 28/2+40/27 28/4+20/27 28/2+20/54 84/2+20/27 28/2+60/27 28/6+20/27 28/2+20/81 28/10+20/27 28/14+20/27