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Add 42/56 and 8/63

42/56 + 8/63 is 221/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 63 is 504
  2. For the 1st fraction, since 56 × 9 = 504,
    42/56 = 42 × 9/56 × 9 = 378/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    8/63 = 8 × 8/63 × 8 = 64/504
  4. Add the two fractions:
    378/504 + 64/504 = 378 + 64/504 = 442/504
  5. 442/504 simplified gives 221/252
  6. So, 42/56 + 8/63 = 221/252

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