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Add 56/42 and 21/12

1st number: 1 14/42, 2nd number: 1 9/12

56/42 + 21/12 is 37/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 12 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    56/42 = 56 × 2/42 × 2 = 112/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    21/12 = 21 × 7/12 × 7 = 147/84
  4. Add the two fractions:
    112/84 + 147/84 = 112 + 147/84 = 259/84
  5. 259/84 simplified gives 37/12
  6. So, 56/42 + 21/12 = 37/12
    In mixed form: 31/12

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