Add 9/18 and 2/15
9/18 + 2/15 is 19/30.
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,
9/18 = 9 × 5/18 × 5 = 45/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
2/15 = 2 × 6/15 × 6 = 12/90 - Add the two like fractions:
45/90 + 12/90 = 45 + 12/90 = 57/90 - 57/90 simplified gives 19/30
- So, 9/18 + 2/15 = 19/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18+4/15 9/36+2/15 9/18+2/30 27/18+2/15 9/18+6/15 9/54+2/15 9/18+2/45 45/18+2/15 9/18+10/15 9/90+2/15 9/18+2/75 63/18+2/15 9/18+14/15