Add 28/18 and 6/27, Solve 1 10/18 + 6/27 as a fraction

Add 28/18 and 6/27

1^st number: 1 10/18, 2^nd number: 6/27

28/18 + 6/27 is 16/9.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 18 × 3 = 54,
28/18 = 28 × 3/18 × 3 = 84/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
6/27 = 6 × 2/27 × 2 = 12/54
Add the two like fractions:
84/54 + 12/54 = 84 + 12/54 = 96/54
96/54 simplified gives 16/9
So, 28/18 + 6/27 = 16/9
In mixed form: 17/9

MathStep (Works offline)

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