Add 20/15 and 10/36
1st number: 1 5/15, 2nd number: 10/36
20/15 + 10/36 is 29/18.
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,
20/15 = 20 × 12/15 × 12 = 240/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
10/36 = 10 × 5/36 × 5 = 50/180 - Add the two like fractions:
240/180 + 50/180 = 240 + 50/180 = 290/180 - 290/180 simplified gives 29/18
- So, 20/15 + 10/36 = 29/18
In mixed form: 111/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15+10/36 20/15+20/36 20/30+10/36 20/15+10/72 60/15+10/36 20/15+30/36 20/45+10/36 20/15+50/36 20/75+10/36 20/15+70/36