Add 60/12 and 30/9
1st number: 5 0/12, 2nd number: 3 3/9
60/12 + 30/9 is 25/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
60/12 = 60 × 3/12 × 3 = 180/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
30/9 = 30 × 4/9 × 4 = 120/36 - Add the two like fractions:
180/36 + 120/36 = 180 + 120/36 = 300/36 - 300/36 simplified gives 25/3
- So, 60/12 + 30/9 = 25/3
In mixed form: 81/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12+60/9 60/24+30/9 60/12+30/18 60/12+90/9 60/36+30/9 60/12+30/27 60/12+30/45 60/84+30/9 60/12+30/63