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Add 27/15 and 12/9

1st number: 1 12/15, 2nd number: 1 3/9

27/15 + 12/9 is 47/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    27/15 = 27 × 3/15 × 3 = 81/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    12/9 = 12 × 5/9 × 5 = 60/45
  4. Add the two like fractions:
    81/45 + 60/45 = 81 + 60/45 = 141/45
  5. 141/45 simplified gives 47/15
  6. So, 27/15 + 12/9 = 47/15
    In mixed form: 32/15

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