Add 28/6 and 15/27, Solve 4 4/6 + 15/27 as a fraction

Add 28/6 and 15/27

1^st number: 4 4/6, 2^nd number: 15/27

28/6 + 15/27 is 47/9.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 6 × 9 = 54,
28/6 = 28 × 9/6 × 9 = 252/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
15/27 = 15 × 2/27 × 2 = 30/54
Add the two like fractions:
252/54 + 30/54 = 252 + 30/54 = 282/54
282/54 simplified gives 47/9
So, 28/6 + 15/27 = 47/9
In mixed form: 52/9

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad