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Add 15/45 and 12/9

1st number: 15/45, 2nd number: 1 3/9

15/45 + 12/9 is 5/3.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 45 × 1 = 45,
    15/45 = 15 × 1/45 × 1 = 15/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    12/9 = 12 × 5/9 × 5 = 60/45
  4. Add the two like fractions:
    15/45 + 60/45 = 15 + 60/45 = 75/45
  5. 75/45 simplified gives 5/3
  6. So, 15/45 + 12/9 = 5/3
    In mixed form: 12/3

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