Add 35/81 and 63/12
1st number: 35/81, 2nd number: 5 3/12
35/81 + 63/12 is 1841/324.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 12 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
35/81 = 35 × 4/81 × 4 = 140/324 - Likewise, for the 2nd fraction, since 12 × 27 = 324,
63/12 = 63 × 27/12 × 27 = 1701/324 - Add the two like fractions:
140/324 + 1701/324 = 140 + 1701/324 = 1841/324 - So, 35/81 + 63/12 = 1841/324
In mixed form: 5221/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/81+63/12 35/81+63/24 35/81+63/36 35/81+63/60 35/81+63/84