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Add 12/56 and 42/20

1st number: 12/56, 2nd number: 2 2/20

12/56 + 42/20 is 81/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 20 is 280
  2. For the 1st fraction, since 56 × 5 = 280,
    12/56 = 12 × 5/56 × 5 = 60/280
  3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
    42/20 = 42 × 14/20 × 14 = 588/280
  4. Add the two fractions:
    60/280 + 588/280 = 60 + 588/280 = 648/280
  5. After reducing the fraction, the answer is 81/35
  6. In mixed form: 211/35

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