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Add 56/20 and 3/21

1st number: 2 16/20, 2nd number: 3/21

56/20 + 3/21 is 103/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 21 is 420
  2. For the 1st fraction, since 20 × 21 = 420,
    56/20 = 56 × 21/20 × 21 = 1176/420
  3. Likewise, for the 2nd fraction, since 21 × 20 = 420,
    3/21 = 3 × 20/21 × 20 = 60/420
  4. Add the two fractions:
    1176/420 + 60/420 = 1176 + 60/420 = 1236/420
  5. After reducing the fraction, the answer is 103/35
  6. In mixed form: 233/35

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