Add 5/18 and 4/15
5/18 + 4/15 is 49/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 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 15 × 6 = 90,
4/15 = 4 × 6/15 × 6 = 24/90 - Add the two like fractions:
25/90 + 24/90 = 25 + 24/90 = 49/90 - So, 5/18 + 4/15 = 49/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18+4/15 5/18+8/15 5/36+4/15 5/18+4/30 15/18+4/15 5/18+12/15 5/54+4/15 5/18+4/45 25/18+4/15 5/18+20/15 5/90+4/15 5/18+4/75 35/18+4/15 5/18+28/15