Add 18/30 and 6/5
1st number: 18/30, 2nd number: 1 1/5
18/30 + 6/5 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
18/30 = 18 × 1/30 × 1 = 18/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
6/5 = 6 × 6/5 × 6 = 36/30 - Add the two like fractions:
18/30 + 36/30 = 18 + 36/30 = 54/30 - 54/30 simplified gives 9/5
- So, 18/30 + 6/5 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/30+6/5 18/30+12/5 18/60+6/5 18/30+6/10 54/30+6/5 18/30+18/5 18/90+6/5 18/30+6/15 90/30+6/5 18/30+30/5 18/30+6/25 18/30+42/5 18/30+6/35