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Add 27/42 and 5/15

27/42 + 5/15 is 41/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 15 is 210
  2. For the 1st fraction, since 42 × 5 = 210,
    27/42 = 27 × 5/42 × 5 = 135/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    5/15 = 5 × 14/15 × 14 = 70/210
  4. Add the two fractions:
    135/210 + 70/210 = 135 + 70/210 = 205/210
  5. After reducing the fraction, the answer is 41/42

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