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Add 84/98 and 20/84

84/98 + 20/84 is 23/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 84 is 588

    Next, find the equivalent fraction of both fractional numbers with denominator 588
  2. For the 1st fraction, since 98 × 6 = 588,
    84/98 = 84 × 6/98 × 6 = 504/588
  3. Likewise, for the 2nd fraction, since 84 × 7 = 588,
    20/84 = 20 × 7/84 × 7 = 140/588
  4. Add the two like fractions:
    504/588 + 140/588 = 504 + 140/588 = 644/588
  5. 644/588 simplified gives 23/21
  6. So, 84/98 + 20/84 = 23/21
    In mixed form: 12/21

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