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Add 5/2 and 21/56

1st number: 2 1/2, 2nd number: 21/56

5/2 + 21/56 is 23/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 56 is 56
  2. For the 1st fraction, since 2 × 28 = 56,
    5/2 = 5 × 28/2 × 28 = 140/56
  3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
    21/56 = 21 × 1/56 × 1 = 21/56
  4. Add the two fractions:
    140/56 + 21/56 = 140 + 21/56 = 161/56
  5. After reducing the fraction, the answer is 23/8
  6. In mixed form: 27/8

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