Add 81/54 and 12/36
1st number: 1 27/54, 2nd number: 12/36
81/54 + 12/36 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
81/54 = 81 × 2/54 × 2 = 162/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
12/36 = 12 × 3/36 × 3 = 36/108 - Add the two like fractions:
162/108 + 36/108 = 162 + 36/108 = 198/108 - 198/108 simplified gives 11/6
- So, 81/54 + 12/36 = 11/6
In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/54+24/36 81/54+12/72 81/54+60/36 81/54+84/36