Add 80/12 and 14/15
1st number: 6 8/12, 2nd number: 14/15
80/12 + 14/15 is 38/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 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 15 × 4 = 60,
14/15 = 14 × 4/15 × 4 = 56/60 - Add the two like fractions:
400/60 + 56/60 = 400 + 56/60 = 456/60 - 456/60 simplified gives 38/5
- So, 80/12 + 14/15 = 38/5
In mixed form: 73/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+28/15 80/24+14/15 80/12+14/30 80/12+42/15 80/36+14/15 80/12+14/45 80/12+70/15 80/60+14/15 80/12+14/75 80/12+98/15 80/84+14/15