Add 18/27 and 20/54
18/27 + 20/54 is 28/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
18/27 = 18 × 2/27 × 2 = 36/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
20/54 = 20 × 1/54 × 1 = 20/54 - Add the two like fractions:
36/54 + 20/54 = 36 + 20/54 = 56/54 - 56/54 simplified gives 28/27
- So, 18/27 + 20/54 = 28/27
In mixed form: 11/27
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