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Add 30/8 and 15/81

1st number: 3 6/8, 2nd number: 15/81

30/8 + 15/81 is 425/108.

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,
    15/81 = 15 × 8/81 × 8 = 120/648
  4. Add the two fractions:
    2430/648 + 120/648 = 2430 + 120/648 = 2550/648
  5. After reducing the fraction, the answer is 425/108
  6. In mixed form: 3101/108

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