Add 4/15 and 64/18
1st number: 4/15, 2nd number: 3 10/18
4/15 + 64/18 is 172/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
4/15 = 4 × 6/15 × 6 = 24/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
64/18 = 64 × 5/18 × 5 = 320/90 - Add the two like fractions:
24/90 + 320/90 = 24 + 320/90 = 344/90 - 344/90 simplified gives 172/45
- So, 4/15 + 64/18 = 172/45
In mixed form: 337/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15+64/18 4/30+64/18 4/15+64/36 12/15+64/18 4/45+64/18 4/15+64/54 20/15+64/18 4/75+64/18 4/15+64/90 28/15+64/18