Add 9/5 and 30/18
1st number: 1 4/5, 2nd number: 1 12/18
9/5 + 30/18 is 52/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
9/5 = 9 × 18/5 × 18 = 162/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
30/18 = 30 × 5/18 × 5 = 150/90 - Add the two like fractions:
162/90 + 150/90 = 162 + 150/90 = 312/90 - 312/90 simplified gives 52/15
- So, 9/5 + 30/18 = 52/15
In mixed form: 37/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5+30/18 9/5+60/18 9/10+30/18 9/5+30/36 27/5+30/18 9/5+90/18 9/15+30/18 9/5+30/54 45/5+30/18 9/25+30/18 9/5+30/90 63/5+30/18 9/35+30/18