Add 5/45 and 27/54
5/45 + 27/54 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 45 × 6 = 270,
5/45 = 5 × 6/45 × 6 = 30/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
27/54 = 27 × 5/54 × 5 = 135/270 - Add the two like fractions:
30/270 + 135/270 = 30 + 135/270 = 165/270 - 165/270 simplified gives 11/18
- So, 5/45 + 27/54 = 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45+27/54 5/90+27/54 15/45+27/54 5/45+81/54 25/45+27/54 35/45+27/54