Add 27/9 and 54/84
1st number: 3 0/9, 2nd number: 54/84
27/9 + 54/84 is 51/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
27/9 = 27 × 28/9 × 28 = 756/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
54/84 = 54 × 3/84 × 3 = 162/252 - Add the two like fractions:
756/252 + 162/252 = 756 + 162/252 = 918/252 - 918/252 simplified gives 51/14
- So, 27/9 + 54/84 = 51/14
In mixed form: 39/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+54/84 27/18+54/84 81/9+54/84 27/45+54/84 27/63+54/84