Add 20/14 and 15/36
1st number: 1 6/14, 2nd number: 15/36
20/14 + 15/36 is 155/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 14 × 18 = 252,
20/14 = 20 × 18/14 × 18 = 360/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
15/36 = 15 × 7/36 × 7 = 105/252 - Add the two like fractions:
360/252 + 105/252 = 360 + 105/252 = 465/252 - 465/252 simplified gives 155/84
- So, 20/14 + 15/36 = 155/84
In mixed form: 171/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14+15/36 20/14+30/36 20/28+15/36 20/14+15/72 60/14+15/36 20/14+45/36 20/42+15/36 20/14+75/36 20/70+15/36 20/98+15/36