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Add 3/14 and 9/15

3/14 + 9/15 is 57/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 15 is 210
  2. For the 1st fraction, since 14 × 15 = 210,
    3/14 = 3 × 15/14 × 15 = 45/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    9/15 = 9 × 14/15 × 14 = 126/210
  4. Add the two fractions:
    45/210 + 126/210 = 45 + 126/210 = 171/210
  5. After reducing the fraction, the answer is 57/70

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