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Add 6/4 and 9/21

1st number: 1 2/4, 2nd number: 9/21

6/4 + 9/21 is 27/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 21 is 84
  2. For the 1st fraction, since 4 × 21 = 84,
    6/4 = 6 × 21/4 × 21 = 126/84
  3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
    9/21 = 9 × 4/21 × 4 = 36/84
  4. Add the two fractions:
    126/84 + 36/84 = 126 + 36/84 = 162/84
  5. After reducing the fraction, the answer is 27/14
  6. In mixed form: 113/14

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