Add 20/4 and 28/27
1st number: 5 0/4, 2nd number: 1 1/27
20/4 + 28/27 is 163/27.
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,
20/4 = 20 × 27/4 × 27 = 540/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
28/27 = 28 × 4/27 × 4 = 112/108 - Add the two like fractions:
540/108 + 112/108 = 540 + 112/108 = 652/108 - 652/108 simplified gives 163/27
- So, 20/4 + 28/27 = 163/27
In mixed form: 61/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/4+28/27 20/4+56/27 20/8+28/27 20/4+28/54 60/4+28/27 20/4+84/27 20/12+28/27 20/4+28/81 20/28+28/27