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Add 27/42 and 10/15

27/42 + 10/15 is 55/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    10/15 = 10 × 14/15 × 14 = 140/210
  4. Add the two like fractions:
    135/210 + 140/210 = 135 + 140/210 = 275/210
  5. 275/210 simplified gives 55/42
  6. So, 27/42 + 10/15 = 55/42
    In mixed form: 113/42

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