Add 30/3 and 12/5
1st number: 10 0/3, 2nd number: 2 2/5
30/3 + 12/5 is 62/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
30/3 = 30 × 5/3 × 5 = 150/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
12/5 = 12 × 3/5 × 3 = 36/15 - Add the two like fractions:
150/15 + 36/15 = 150 + 36/15 = 186/15 - 186/15 simplified gives 62/5
- So, 30/3 + 12/5 = 62/5
In mixed form: 122/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/3+12/5 30/3+24/5 30/6+12/5 30/3+12/10 90/3+12/5 30/3+36/5 30/9+12/5 30/3+12/15 30/3+60/5 30/15+12/5 30/3+12/25 30/3+84/5 30/21+12/5 30/3+12/35