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Add 7/12 and 21/98

7/12 + 21/98 is 67/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 98 is 588

    Next, find the equivalent fraction of both fractional numbers with denominator 588
  2. For the 1st fraction, since 12 × 49 = 588,
    7/12 = 7 × 49/12 × 49 = 343/588
  3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
    21/98 = 21 × 6/98 × 6 = 126/588
  4. Add the two like fractions:
    343/588 + 126/588 = 343 + 126/588 = 469/588
  5. 469/588 simplified gives 67/84
  6. So, 7/12 + 21/98 = 67/84

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