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Add 84/14 and 30/21

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

84/14 + 30/21 is 52/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 21 is 42
  2. For the 1st fraction, since 14 × 3 = 42,
    84/14 = 84 × 3/14 × 3 = 252/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    30/21 = 30 × 2/21 × 2 = 60/42
  4. Add the two fractions:
    252/42 + 60/42 = 252 + 60/42 = 312/42
  5. 312/42 simplified gives 52/7
  6. So, 84/14 + 30/21 = 52/7
    In mixed form: 73/7

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