Add 20/54 and 12/18
20/54 + 12/18 is 28/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
20/54 = 20 × 1/54 × 1 = 20/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
12/18 = 12 × 3/18 × 3 = 36/54 - Add the two like fractions:
20/54 + 36/54 = 20 + 36/54 = 56/54 - 56/54 simplified gives 28/27
- So, 20/54 + 12/18 = 28/27
In mixed form: 11/27
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