Add 7/81 and 20/24
7/81 + 20/24 is 149/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 24 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 81 × 8 = 648,
7/81 = 7 × 8/81 × 8 = 56/648 - Likewise, for the 2nd fraction, since 24 × 27 = 648,
20/24 = 20 × 27/24 × 27 = 540/648 - Add the two like fractions:
56/648 + 540/648 = 56 + 540/648 = 596/648 - 596/648 simplified gives 149/162
- So, 7/81 + 20/24 = 149/162
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