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Add 60/80 and 5/81

60/80 + 5/81 is 263/324.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 81 is 6480
  2. For the 1st fraction, since 80 × 81 = 6480,
    60/80 = 60 × 81/80 × 81 = 4860/6480
  3. Likewise, for the 2nd fraction, since 81 × 80 = 6480,
    5/81 = 5 × 80/81 × 80 = 400/6480
  4. Add the two fractions:
    4860/6480 + 400/6480 = 4860 + 400/6480 = 5260/6480
  5. After reducing the fraction, the answer is 263/324

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