Add 80/12 and 15/60
1st number: 6 8/12, 2nd number: 15/60
80/12 + 15/60 is 83/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 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 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Add the two like fractions:
400/60 + 15/60 = 400 + 15/60 = 415/60 - 415/60 simplified gives 83/12
- So, 80/12 + 15/60 = 83/12
In mixed form: 611/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+30/60 80/24+15/60 80/12+45/60 80/36+15/60 80/12+75/60 80/60+15/60 80/84+15/60