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Add 35/45 and 4/81

35/45 + 4/81 is 67/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 81 is 405

    Next, find the equivalent fraction of both fractional numbers with denominator 405
  2. For the 1st fraction, since 45 × 9 = 405,
    35/45 = 35 × 9/45 × 9 = 315/405
  3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
    4/81 = 4 × 5/81 × 5 = 20/405
  4. Add the two like fractions:
    315/405 + 20/405 = 315 + 20/405 = 335/405
  5. 335/405 simplified gives 67/81
  6. So, 35/45 + 4/81 = 67/81

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