Add 30/12 and 60/54
1st number: 2 6/12, 2nd number: 1 6/54
30/12 + 60/54 is 65/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
30/12 = 30 × 9/12 × 9 = 270/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
60/54 = 60 × 2/54 × 2 = 120/108 - Add the two like fractions:
270/108 + 120/108 = 270 + 120/108 = 390/108 - 390/108 simplified gives 65/18
- So, 30/12 + 60/54 = 65/18
In mixed form: 311/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12+60/54 30/24+60/54 90/12+60/54 30/36+60/54 30/60+60/54 30/84+60/54