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Add 18/15 and 18/30

1st number: 1 3/15, 2nd number: 18/30

18/15 + 18/30 is 9/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 30 is 30
  2. For the 1st fraction, since 15 × 2 = 30,
    18/15 = 18 × 2/15 × 2 = 36/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    18/30 = 18 × 1/30 × 1 = 18/30
  4. Add the two fractions:
    36/30 + 18/30 = 36 + 18/30 = 54/30
  5. After reducing the fraction, the answer is 9/5
  6. In mixed form: 14/5

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