Add 14/20 and 15/18
14/20 + 15/18 is 23/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
14/20 = 14 × 9/20 × 9 = 126/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
15/18 = 15 × 10/18 × 10 = 150/180 - Add the two like fractions:
126/180 + 150/180 = 126 + 150/180 = 276/180 - 276/180 simplified gives 23/15
- So, 14/20 + 15/18 = 23/15
In mixed form: 18/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20+15/18 14/20+30/18 14/40+15/18 14/20+15/36 42/20+15/18 14/20+45/18 14/60+15/18 14/20+15/54 70/20+15/18 14/20+75/18 14/20+15/90 98/20+15/18