Add 15/54 and 6/18
15/54 + 6/18 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
6/18 = 6 × 3/18 × 3 = 18/54 - Add the two like fractions:
15/54 + 18/54 = 15 + 18/54 = 33/54 - 33/54 simplified gives 11/18
- So, 15/54 + 6/18 = 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/54+6/18 15/54+12/18 15/54+6/36 45/54+6/18 15/54+6/54 75/54+6/18 15/54+30/18 15/54+6/90 15/54+42/18