Add 40/3 and 15/27
1st number: 13 1/3, 2nd number: 15/27
40/3 + 15/27 is 125/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 3 × 9 = 27,
40/3 = 40 × 9/3 × 9 = 360/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
15/27 = 15 × 1/27 × 1 = 15/27 - Add the two like fractions:
360/27 + 15/27 = 360 + 15/27 = 375/27 - 375/27 simplified gives 125/9
- So, 40/3 + 15/27 = 125/9
In mixed form: 138/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3+15/27 40/3+30/27 40/6+15/27 40/3+15/54 40/3+45/27 40/9+15/27 40/3+15/81 40/3+75/27 40/15+15/27 40/21+15/27