Add 8/18 and 15/54
8/18 + 15/54 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
8/18 = 8 × 3/18 × 3 = 24/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Add the two like fractions:
24/54 + 15/54 = 24 + 15/54 = 39/54 - 39/54 simplified gives 13/18
- So, 8/18 + 15/54 = 13/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+15/54 8/18+30/54 8/36+15/54 24/18+15/54 8/18+45/54 8/54+15/54 40/18+15/54 8/18+75/54 8/90+15/54 56/18+15/54