Add 28/30 and 6/12
28/30 + 6/12 is 43/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
28/30 = 28 × 2/30 × 2 = 56/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
6/12 = 6 × 5/12 × 5 = 30/60 - Add the two like fractions:
56/60 + 30/60 = 56 + 30/60 = 86/60 - 86/60 simplified gives 43/30
- So, 28/30 + 6/12 = 43/30
In mixed form: 113/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+6/12 28/60+6/12 28/30+6/24 84/30+6/12 28/30+18/12 28/90+6/12 28/30+6/36 28/30+30/12 28/30+6/60 28/30+42/12 28/30+6/84