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Add 15/54 and 36/72

15/54 + 36/72 is 7/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 72 is 216

    Next, find the equivalent fraction of both fractional numbers with denominator 216
  2. For the 1st fraction, since 54 × 4 = 216,
    15/54 = 15 × 4/54 × 4 = 60/216
  3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
    36/72 = 36 × 3/72 × 3 = 108/216
  4. Add the two like fractions:
    60/216 + 108/216 = 60 + 108/216 = 168/216
  5. 168/216 simplified gives 7/9
  6. So, 15/54 + 36/72 = 7/9

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