Add 27/3 and 12/27, Solve 9 0/3 + 12/27 as a fraction

Add 27/3 and 12/27

1^st number: 9 0/3, 2^nd number: 12/27

27/3 + 12/27 is 85/9.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 27 is 27

Next, find the equivalent fraction of both fractional numbers with denominator 27
For the 1st fraction, since 3 × 9 = 27,
27/3 = 27 × 9/3 × 9 = 243/27
Likewise, for the 2nd fraction, since 27 × 1 = 27,
12/27 = 12 × 1/27 × 1 = 12/27
Add the two like fractions:
243/27 + 12/27 = 243 + 12/27 = 255/27
255/27 simplified gives 85/9
So, 27/3 + 12/27 = 85/9
In mixed form: 94/9

MathStep (Works offline)

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