Add 20/5 and 15/36
1st number: 4 0/5, 2nd number: 15/36
20/5 + 15/36 is 53/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 5 × 36 = 180,
20/5 = 20 × 36/5 × 36 = 720/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
15/36 = 15 × 5/36 × 5 = 75/180 - Add the two like fractions:
720/180 + 75/180 = 720 + 75/180 = 795/180 - 795/180 simplified gives 53/12
- So, 20/5 + 15/36 = 53/12
In mixed form: 45/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5+15/36 20/5+30/36 20/10+15/36 20/5+15/72 60/5+15/36 20/5+45/36 20/15+15/36 20/5+75/36 20/25+15/36 20/35+15/36