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Add 3/9 and 12/56

3/9 + 12/56 is 23/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 56 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 9 × 56 = 504,
    3/9 = 3 × 56/9 × 56 = 168/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    12/56 = 12 × 9/56 × 9 = 108/504
  4. Add the two like fractions:
    168/504 + 108/504 = 168 + 108/504 = 276/504
  5. 276/504 simplified gives 23/42
  6. So, 3/9 + 12/56 = 23/42

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