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Add 9/15 and 2/7

9/15 + 2/7 is 31/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    9/15 = 9 × 7/15 × 7 = 63/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    2/7 = 2 × 15/7 × 15 = 30/105
  4. Add the two like fractions:
    63/105 + 30/105 = 63 + 30/105 = 93/105
  5. 93/105 simplified gives 31/35
  6. So, 9/15 + 2/7 = 31/35

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