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Add 84/6 and 30/21

1st number: 14 0/6, 2nd number: 1 9/21

84/6 + 30/21 is 108/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 21 is 42
  2. For the 1st fraction, since 6 × 7 = 42,
    84/6 = 84 × 7/6 × 7 = 588/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    30/21 = 30 × 2/21 × 2 = 60/42
  4. Add the two fractions:
    588/42 + 60/42 = 588 + 60/42 = 648/42
  5. 648/42 simplified gives 108/7
  6. So, 84/6 + 30/21 = 108/7
    In mixed form: 153/7

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