Add 40/15 and 15/36
1st number: 2 10/15, 2nd number: 15/36
40/15 + 15/36 is 37/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
40/15 = 40 × 12/15 × 12 = 480/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
15/36 = 15 × 5/36 × 5 = 75/180 - Add the two like fractions:
480/180 + 75/180 = 480 + 75/180 = 555/180 - 555/180 simplified gives 37/12
- So, 40/15 + 15/36 = 37/12
In mixed form: 31/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15+15/36 40/15+30/36 40/30+15/36 40/15+15/72 40/15+45/36 40/45+15/36 40/15+75/36 40/75+15/36