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Add 72/15 and 15/6

1st number: 4 12/15, 2nd number: 2 3/6

72/15 + 15/6 is 73/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 6 is 30
  2. For the 1st fraction, since 15 × 2 = 30,
    72/15 = 72 × 2/15 × 2 = 144/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    15/6 = 15 × 5/6 × 5 = 75/30
  4. Add the two fractions:
    144/30 + 75/30 = 144 + 75/30 = 219/30
  5. 219/30 simplified gives 73/10
  6. So, 72/15 + 15/6 = 73/10
    In mixed form: 73/10

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