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Add 9/15 and 9/16

9/15 + 9/16 is 93/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 16 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    9/15 = 9 × 16/15 × 16 = 144/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    9/16 = 9 × 15/16 × 15 = 135/240
  4. Add the two like fractions:
    144/240 + 135/240 = 144 + 135/240 = 279/240
  5. 279/240 simplified gives 93/80
  6. So, 9/15 + 9/16 = 93/80
    In mixed form: 113/80

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