Add 20/27 and 7/18
20/27 + 7/18 is 61/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 18 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 18 × 3 = 54,
7/18 = 7 × 3/18 × 3 = 21/54 - Add the two like fractions:
40/54 + 21/54 = 40 + 21/54 = 61/54 - So, 20/27 + 7/18 = 61/54
In mixed form: 17/54
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