Add 35/15 and 8/81
1st number: 2 5/15, 2nd number: 8/81
35/15 + 8/81 is 197/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 15 × 27 = 405,
35/15 = 35 × 27/15 × 27 = 945/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
8/81 = 8 × 5/81 × 5 = 40/405 - Add the two like fractions:
945/405 + 40/405 = 945 + 40/405 = 985/405 - 985/405 simplified gives 197/81
- So, 35/15 + 8/81 = 197/81
In mixed form: 235/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+8/81 35/15+16/81 35/30+8/81 35/15+24/81 35/45+8/81 35/15+40/81 35/75+8/81 35/15+56/81