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Add 3/63 and 42/56

3/63 + 42/56 is 67/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 56 is 504
  2. For the 1st fraction, since 63 × 8 = 504,
    3/63 = 3 × 8/63 × 8 = 24/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    42/56 = 42 × 9/56 × 9 = 378/504
  4. Add the two fractions:
    24/504 + 378/504 = 24 + 378/504 = 402/504
  5. After reducing the fraction, the answer is 67/84

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