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Add 27/63 and 6/18

27/63 + 6/18 is 16/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 18 is 126
  2. For the 1st fraction, since 63 × 2 = 126,
    27/63 = 27 × 2/63 × 2 = 54/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    6/18 = 6 × 7/18 × 7 = 42/126
  4. Add the two fractions:
    54/126 + 42/126 = 54 + 42/126 = 96/126
  5. After reducing the fraction, the answer is 16/21

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