Add 5/18 and 2/5
5/18 + 2/5 is 61/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
5/18 = 5 × 5/18 × 5 = 25/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
2/5 = 2 × 18/5 × 18 = 36/90 - Add the two like fractions:
25/90 + 36/90 = 25 + 36/90 = 61/90 - So, 5/18 + 2/5 = 61/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18+2/5 5/18+4/5 5/36+2/5 5/18+2/10 15/18+2/5 5/18+6/5 5/54+2/5 5/18+2/15 25/18+2/5 5/18+10/5 5/90+2/5 5/18+2/25 35/18+2/5 5/18+14/5 5/18+2/35