Add 9/18 and 60/12
1st number: 9/18, 2nd number: 5 0/12
9/18 + 60/12 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
9/18 = 9 × 2/18 × 2 = 18/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
60/12 = 60 × 3/12 × 3 = 180/36 - Add the two like fractions:
18/36 + 180/36 = 18 + 180/36 = 198/36 - 198/36 simplified gives 11/2
- So, 9/18 + 60/12 = 11/2
In mixed form: 51/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36+60/12 9/18+60/24 27/18+60/12 9/54+60/12 9/18+60/36 45/18+60/12 9/90+60/12 63/18+60/12 9/18+60/84