Add 12/24 and 28/30
12/24 + 28/30 is 43/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
12/24 = 12 × 5/24 × 5 = 60/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
28/30 = 28 × 4/30 × 4 = 112/120 - Add the two like fractions:
60/120 + 112/120 = 60 + 112/120 = 172/120 - 172/120 simplified gives 43/30
- So, 12/24 + 28/30 = 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: 12/24+56/30 12/48+28/30 12/24+28/60 36/24+28/30 12/24+84/30 12/72+28/30 12/24+28/90 60/24+28/30 84/24+28/30