Add 20/12 and 14/84
1st number: 1 8/12, 2nd number: 14/84
20/12 + 14/84 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
20/12 = 20 × 7/12 × 7 = 140/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
14/84 = 14 × 1/84 × 1 = 14/84 - Add the two like fractions:
140/84 + 14/84 = 140 + 14/84 = 154/84 - 154/84 simplified gives 11/6
- So, 20/12 + 14/84 = 11/6
In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/12+14/84 20/12+28/84 20/24+14/84 60/12+14/84 20/12+42/84 20/36+14/84 20/12+70/84 20/60+14/84 20/12+98/84 20/84+14/84