Add 6/5 and 20/30
1st number: 1 1/5, 2nd number: 20/30
6/5 + 20/30 is 28/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
6/5 = 6 × 6/5 × 6 = 36/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30 - Add the two like fractions:
36/30 + 20/30 = 36 + 20/30 = 56/30 - 56/30 simplified gives 28/15
- So, 6/5 + 20/30 = 28/15
In mixed form: 113/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/5+20/30 6/5+40/30 6/10+20/30 6/5+20/60 18/5+20/30 6/5+60/30 6/15+20/30 6/5+20/90 30/5+20/30 6/25+20/30 42/5+20/30 6/35+20/30