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Add 21/3 and 18/84

1st number: 7 0/3, 2nd number: 18/84

21/3 + 18/84 is 101/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 84 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 3 × 28 = 84,
    21/3 = 21 × 28/3 × 28 = 588/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    18/84 = 18 × 1/84 × 1 = 18/84
  4. Add the two like fractions:
    588/84 + 18/84 = 588 + 18/84 = 606/84
  5. 606/84 simplified gives 101/14
  6. So, 21/3 + 18/84 = 101/14
    In mixed form: 73/14

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