Add 27/4 and 2/81
1st number: 6 3/4, 2nd number: 2/81
27/4 + 2/81 is 2195/324.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
27/4 = 27 × 81/4 × 81 = 2187/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
2/81 = 2 × 4/81 × 4 = 8/324 - Add the two like fractions:
2187/324 + 8/324 = 2187 + 8/324 = 2195/324 - So, 27/4 + 2/81 = 2195/324
In mixed form: 6251/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+2/81 27/4+4/81 27/8+2/81 81/4+2/81 27/4+6/81 27/12+2/81 27/4+10/81 27/20+2/81 27/4+14/81 27/28+2/81