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Add 28/98 and 2/80

28/98 + 2/80 is 87/280.

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,
    2/80 = 2 × 49/80 × 49 = 98/3920
  4. Add the two fractions:
    1120/3920 + 98/3920 = 1120 + 98/3920 = 1218/3920
  5. After reducing the fraction, the answer is 87/280

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