Add 60/12 and 81/15
1st number: 5 0/12, 2nd number: 5 6/15
60/12 + 81/15 is 52/5.
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,
60/12 = 60 × 5/12 × 5 = 300/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
81/15 = 81 × 4/15 × 4 = 324/60 - Add the two like fractions:
300/60 + 324/60 = 300 + 324/60 = 624/60 - 624/60 simplified gives 52/5
- So, 60/12 + 81/15 = 52/5
In mixed form: 102/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24+81/15 60/12+81/30 60/36+81/15 60/12+81/45 60/12+81/75 60/84+81/15