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Add 30/8 and 20/81

1st number: 3 6/8, 2nd number: 20/81

30/8 + 20/81 is 1295/324.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 81 is 648
  2. For the 1st fraction, since 8 × 81 = 648,
    30/8 = 30 × 81/8 × 81 = 2430/648
  3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
    20/81 = 20 × 8/81 × 8 = 160/648
  4. Add the two fractions:
    2430/648 + 160/648 = 2430 + 160/648 = 2590/648
  5. 2590/648 simplified gives 1295/324
  6. So, 30/8 + 20/81 = 1295/324
    In mixed form: 3323/324

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