Add 80/36 and 4/81
1st number: 2 8/36, 2nd number: 4/81
80/36 + 4/81 is 184/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 36 × 9 = 324,
80/36 = 80 × 9/36 × 9 = 720/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
4/81 = 4 × 4/81 × 4 = 16/324 - Add the two like fractions:
720/324 + 16/324 = 720 + 16/324 = 736/324 - 736/324 simplified gives 184/81
- So, 80/36 + 4/81 = 184/81
In mixed form: 222/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36+8/81 80/72+4/81 80/36+12/81 80/36+20/81 80/36+28/81