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Add 1/81 and 4/8

1/81 + 4/8 is 83/162.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 8 is 648
  2. For the 1st fraction, since 81 × 8 = 648,
    1/81 = 1 × 8/81 × 8 = 8/648
  3. Likewise, for the 2nd fraction, since 8 × 81 = 648,
    4/8 = 4 × 81/8 × 81 = 324/648
  4. Add the two fractions:
    8/648 + 324/648 = 8 + 324/648 = 332/648
  5. After reducing the fraction, the answer is 83/162

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