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Add 54/15 and 18/25

1st number: 3 9/15, 2nd number: 18/25

54/15 + 18/25 is 108/25.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 25 is 75

    Next, find the equivalent fraction of both fractional numbers with denominator 75
  2. For the 1st fraction, since 15 × 5 = 75,
    54/15 = 54 × 5/15 × 5 = 270/75
  3. Likewise, for the 2nd fraction, since 25 × 3 = 75,
    18/25 = 18 × 3/25 × 3 = 54/75
  4. Add the two like fractions:
    270/75 + 54/75 = 270 + 54/75 = 324/75
  5. 324/75 simplified gives 108/25
  6. So, 54/15 + 18/25 = 108/25
    In mixed form: 48/25

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