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Add 28/98 and 98/80

1st number: 28/98, 2nd number: 1 18/80

28/98 + 98/80 is 423/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 80 is 3920
  2. For the 1st fraction, since 98 × 40 = 3920,
    28/98 = 28 × 40/98 × 40 = 1120/3920
  3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
    98/80 = 98 × 49/80 × 49 = 4802/3920
  4. Add the two fractions:
    1120/3920 + 4802/3920 = 1120 + 4802/3920 = 5922/3920
  5. 5922/3920 simplified gives 423/280
  6. So, 28/98 + 98/80 = 423/280
    In mixed form: 1143/280

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