Add 8/12 and 50/81
8/12 + 50/81 is 104/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
8/12 = 8 × 27/12 × 27 = 216/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
50/81 = 50 × 4/81 × 4 = 200/324 - Add the two like fractions:
216/324 + 200/324 = 216 + 200/324 = 416/324 - 416/324 simplified gives 104/81
- So, 8/12 + 50/81 = 104/81
In mixed form: 123/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+50/81 8/24+50/81 24/12+50/81 8/36+50/81 40/12+50/81 8/60+50/81 56/12+50/81 8/84+50/81