Add 12/5 and 6/20
1st number: 2 2/5, 2nd number: 6/20
12/5 + 6/20 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
12/5 = 12 × 4/5 × 4 = 48/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
6/20 = 6 × 1/20 × 1 = 6/20 - Add the two like fractions:
48/20 + 6/20 = 48 + 6/20 = 54/20 - 54/20 simplified gives 27/10
- So, 12/5 + 6/20 = 27/10
In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/5+6/20 12/5+12/20 12/10+6/20 12/5+6/40 36/5+6/20 12/5+18/20 12/15+6/20 12/5+6/60 60/5+6/20 12/5+30/20 12/25+6/20 84/5+6/20 12/5+42/20 12/35+6/20