Add 45/3 and 27/54
1st number: 15 0/3, 2nd number: 27/54
45/3 + 27/54 is 31/2.
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,
45/3 = 45 × 18/3 × 18 = 810/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
27/54 = 27 × 1/54 × 1 = 27/54 - Add the two like fractions:
810/54 + 27/54 = 810 + 27/54 = 837/54 - 837/54 simplified gives 31/2
- So, 45/3 + 27/54 = 31/2
In mixed form: 151/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3+27/54 45/6+27/54 45/3+81/54 45/9+27/54 45/15+27/54 45/21+27/54