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Add 84/4 and 6/10

1st number: 21 0/4, 2nd number: 6/10

84/4 + 6/10 is 108/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    84/4 = 84 × 5/4 × 5 = 420/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    6/10 = 6 × 2/10 × 2 = 12/20
  4. Add the two like fractions:
    420/20 + 12/20 = 420 + 12/20 = 432/20
  5. 432/20 simplified gives 108/5
  6. So, 84/4 + 6/10 = 108/5
    In mixed form: 213/5

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