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Add 5/15 and 8/9

5/15 + 8/9 is 11/9.

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,
    5/15 = 5 × 3/15 × 3 = 15/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    8/9 = 8 × 5/9 × 5 = 40/45
  4. Add the two like fractions:
    15/45 + 40/45 = 15 + 40/45 = 55/45
  5. 55/45 simplified gives 11/9
  6. So, 5/15 + 8/9 = 11/9
    In mixed form: 12/9

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