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Add 15/98 and 21/84

15/98 + 21/84 is 79/196.

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,
    15/98 = 15 × 6/98 × 6 = 90/588
  3. Likewise, for the 2nd fraction, since 84 × 7 = 588,
    21/84 = 21 × 7/84 × 7 = 147/588
  4. Add the two like fractions:
    90/588 + 147/588 = 90 + 147/588 = 237/588
  5. 237/588 simplified gives 79/196
  6. So, 15/98 + 21/84 = 79/196

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