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Add 45/27 and 20/54

1st number: 1 18/27, 2nd number: 20/54

45/27 + 20/54 is 55/27.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 54 is 54
  2. For the 1st fraction, since 27 × 2 = 54,
    45/27 = 45 × 2/27 × 2 = 90/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    20/54 = 20 × 1/54 × 1 = 20/54
  4. Add the two fractions:
    90/54 + 20/54 = 90 + 20/54 = 110/54
  5. After reducing the fraction, the answer is 55/27
  6. In mixed form: 21/27

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