Add 3/4 and 2/81
3/4 + 2/81 is 251/324.
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,
3/4 = 3 × 81/4 × 81 = 243/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
2/81 = 2 × 4/81 × 4 = 8/324 - Add the two like fractions:
243/324 + 8/324 = 243 + 8/324 = 251/324 - So, 3/4 + 2/81 = 251/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4+2/81 3/4+4/81 3/8+2/81 9/4+2/81 3/4+6/81 3/12+2/81 15/4+2/81 3/4+10/81 3/20+2/81 21/4+2/81 3/4+14/81 3/28+2/81