Add 81/3 and 36/15
1st number: 27 0/3, 2nd number: 2 6/15
81/3 + 36/15 is 147/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
81/3 = 81 × 5/3 × 5 = 405/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
36/15 = 36 × 1/15 × 1 = 36/15 - Add the two like fractions:
405/15 + 36/15 = 405 + 36/15 = 441/15 - 441/15 simplified gives 147/5
- So, 81/3 + 36/15 = 147/5
In mixed form: 292/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/3+72/15 81/6+36/15 81/3+36/30 81/9+36/15 81/3+36/45 81/15+36/15 81/3+36/75 81/21+36/15