Add 9/5 and 6/20
1st number: 1 4/5, 2nd number: 6/20
9/5 + 6/20 is 21/10.
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,
9/5 = 9 × 4/5 × 4 = 36/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
6/20 = 6 × 1/20 × 1 = 6/20 - Add the two like fractions:
36/20 + 6/20 = 36 + 6/20 = 42/20 - 42/20 simplified gives 21/10
- So, 9/5 + 6/20 = 21/10
In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5+6/20 9/5+12/20 9/10+6/20 9/5+6/40 27/5+6/20 9/5+18/20 9/15+6/20 9/5+6/60 45/5+6/20 9/5+30/20 9/25+6/20 63/5+6/20 9/5+42/20 9/35+6/20