Add 14/12 and 15/20
1st number: 1 2/12, 2nd number: 15/20
14/12 + 15/20 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
14/12 = 14 × 5/12 × 5 = 70/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
15/20 = 15 × 3/20 × 3 = 45/60 - Add the two like fractions:
70/60 + 45/60 = 70 + 45/60 = 115/60 - 115/60 simplified gives 23/12
- So, 14/12 + 15/20 = 23/12
In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12+15/20 14/12+30/20 14/24+15/20 14/12+15/40 42/12+15/20 14/12+45/20 14/36+15/20 14/12+15/60 70/12+15/20 14/12+75/20 14/60+15/20 98/12+15/20 14/84+15/20