Add 20/24 and 30/81
20/24 + 30/81 is 65/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
20/24 = 20 × 27/24 × 27 = 540/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
30/81 = 30 × 8/81 × 8 = 240/648 - Add the two like fractions:
540/648 + 240/648 = 540 + 240/648 = 780/648 - 780/648 simplified gives 65/54
- So, 20/24 + 30/81 = 65/54
In mixed form: 111/54
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