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Add 18/9 and 18/15

1st number: 2 0/9, 2nd number: 1 3/15

18/9 + 18/15 is 16/5.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 9 × 5 = 45,
    18/9 = 18 × 5/9 × 5 = 90/45
  3. Likewise, for the 2nd fraction, since 15 × 3 = 45,
    18/15 = 18 × 3/15 × 3 = 54/45
  4. Add the two like fractions:
    90/45 + 54/45 = 90 + 54/45 = 144/45
  5. 144/45 simplified gives 16/5
  6. So, 18/9 + 18/15 = 16/5
    In mixed form: 31/5

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