Add 20/27 and 28/54
20/27 + 28/54 is 34/27.
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,
20/27 = 20 × 2/27 × 2 = 40/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
28/54 = 28 × 1/54 × 1 = 28/54 - Add the two like fractions:
40/54 + 28/54 = 40 + 28/54 = 68/54 - 68/54 simplified gives 34/27
- So, 20/27 + 28/54 = 34/27
In mixed form: 17/27
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