Add 10/5 and 30/12
1st number: 2 0/5, 2nd number: 2 6/12
10/5 + 30/12 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
10/5 = 10 × 12/5 × 12 = 120/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
30/12 = 30 × 5/12 × 5 = 150/60 - Add the two like fractions:
120/60 + 150/60 = 120 + 150/60 = 270/60 - 270/60 simplified gives 9/2
- So, 10/5 + 30/12 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/5+30/12 10/5+60/12 10/5+30/24 30/5+30/12 10/5+90/12 10/15+30/12 10/5+30/36 50/5+30/12 10/25+30/12 10/5+30/60 70/5+30/12 10/35+30/12 10/5+30/84