Add 18/3 and 12/54
1st number: 6 0/3, 2nd number: 12/54
18/3 + 12/54 is 56/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 3 × 18 = 54,
18/3 = 18 × 18/3 × 18 = 324/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
12/54 = 12 × 1/54 × 1 = 12/54 - Add the two like fractions:
324/54 + 12/54 = 324 + 12/54 = 336/54 - 336/54 simplified gives 56/9
- So, 18/3 + 12/54 = 56/9
In mixed form: 62/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+12/54 18/3+24/54 18/6+12/54 54/3+12/54 18/3+36/54 18/9+12/54 90/3+12/54 18/3+60/54 18/15+12/54 18/3+84/54 18/21+12/54