Add 2/15 and 30/12
1st number: 2/15, 2nd number: 2 6/12
2/15 + 30/12 is 79/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
2/15 = 2 × 4/15 × 4 = 8/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
30/12 = 30 × 5/12 × 5 = 150/60 - Add the two like fractions:
8/60 + 150/60 = 8 + 150/60 = 158/60 - 158/60 simplified gives 79/30
- So, 2/15 + 30/12 = 79/30
In mixed form: 219/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+30/12 2/15+60/12 2/30+30/12 2/15+30/24 6/15+30/12 2/15+90/12 2/45+30/12 2/15+30/36 10/15+30/12 2/75+30/12 2/15+30/60 14/15+30/12 2/15+30/84