Add 20/14 and 14/12
1st number: 1 6/14, 2nd number: 1 2/12
20/14 + 14/12 is 109/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
20/14 = 20 × 6/14 × 6 = 120/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
14/12 = 14 × 7/12 × 7 = 98/84 - Add the two like fractions:
120/84 + 98/84 = 120 + 98/84 = 218/84 - 218/84 simplified gives 109/42
- So, 20/14 + 14/12 = 109/42
In mixed form: 225/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14+14/12 20/14+28/12 20/28+14/12 20/14+14/24 60/14+14/12 20/14+42/12 20/42+14/12 20/14+14/36 20/14+70/12 20/70+14/12 20/14+14/60 20/14+98/12 20/98+14/12 20/14+14/84