Add 8/6 and 12/81, Solve 1 2/6 + 12/81 as a fraction

Add 8/6 and 12/81

1^st number: 1 2/6, 2^nd number: 12/81

8/6 + 12/81 is 40/27.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 81 is 162

Next, find the equivalent fraction of both fractional numbers with denominator 162
For the 1st fraction, since 6 × 27 = 162,
8/6 = 8 × 27/6 × 27 = 216/162
Likewise, for the 2nd fraction, since 81 × 2 = 162,
12/81 = 12 × 2/81 × 2 = 24/162
Add the two like fractions:
216/162 + 24/162 = 216 + 24/162 = 240/162
240/162 simplified gives 40/27
So, 8/6 + 12/81 = 40/27
In mixed form: 113/27

MathStep (Works offline)

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