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Add 7/24 and 3/81

7/24 + 3/81 is 71/216.

Steps for adding fractions

  1. 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
  2. For the 1st fraction, since 24 × 27 = 648,
    7/24 = 7 × 27/24 × 27 = 189/648
  3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
    3/81 = 3 × 8/81 × 8 = 24/648
  4. Add the two like fractions:
    189/648 + 24/648 = 189 + 24/648 = 213/648
  5. 213/648 simplified gives 71/216
  6. So, 7/24 + 3/81 = 71/216

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