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Add 15/18 and 9/25

15/18 + 9/25 is 179/150.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 25 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 18 × 25 = 450,
    15/18 = 15 × 25/18 × 25 = 375/450
  3. Likewise, for the 2nd fraction, since 25 × 18 = 450,
    9/25 = 9 × 18/25 × 18 = 162/450
  4. Add the two like fractions:
    375/450 + 162/450 = 375 + 162/450 = 537/450
  5. 537/450 simplified gives 179/150
  6. So, 15/18 + 9/25 = 179/150
    In mixed form: 129/150

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