Add 80/12 and 14/5
1st number: 6 8/12, 2nd number: 2 4/5
80/12 + 14/5 is 142/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
80/12 = 80 × 5/12 × 5 = 400/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
14/5 = 14 × 12/5 × 12 = 168/60 - Add the two like fractions:
400/60 + 168/60 = 400 + 168/60 = 568/60 - 568/60 simplified gives 142/15
- So, 80/12 + 14/5 = 142/15
In mixed form: 97/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+28/5 80/24+14/5 80/12+14/10 80/12+42/5 80/36+14/5 80/12+14/15 80/12+70/5 80/60+14/5 80/12+14/25 80/12+98/5 80/84+14/5 80/12+14/35