Add 75/12 and 35/81
1st number: 6 3/12, 2nd number: 35/81
75/12 + 35/81 is 2165/324.
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,
75/12 = 75 × 27/12 × 27 = 2025/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
35/81 = 35 × 4/81 × 4 = 140/324 - Add the two like fractions:
2025/324 + 140/324 = 2025 + 140/324 = 2165/324 - So, 75/12 + 35/81 = 2165/324
In mixed form: 6221/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12+70/81 75/24+35/81 75/36+35/81 75/60+35/81 75/84+35/81