Add 30/54 and 36/27
1st number: 30/54, 2nd number: 1 9/27
30/54 + 36/27 is 17/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
36/27 = 36 × 2/27 × 2 = 72/54 - Add the two like fractions:
30/54 + 72/54 = 30 + 72/54 = 102/54 - 102/54 simplified gives 17/9
- So, 30/54 + 36/27 = 17/9
In mixed form: 18/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/54+36/27 30/54+72/27 30/54+36/54 90/54+36/27 30/54+36/81