Add 9/5 and 30/20
1st number: 1 4/5, 2nd number: 1 10/20
9/5 + 30/20 is 33/10.
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,
30/20 = 30 × 1/20 × 1 = 30/20 - Add the two like fractions:
36/20 + 30/20 = 36 + 30/20 = 66/20 - 66/20 simplified gives 33/10
- So, 9/5 + 30/20 = 33/10
In mixed form: 33/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5+30/20 9/5+60/20 9/10+30/20 9/5+30/40 27/5+30/20 9/5+90/20 9/15+30/20 9/5+30/60 45/5+30/20 9/25+30/20 63/5+30/20 9/35+30/20