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Add 9/80 and 4/98

9/80 + 4/98 is 601/3920.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 98 is 3920
  2. For the 1st fraction, since 80 × 49 = 3920,
    9/80 = 9 × 49/80 × 49 = 441/3920
  3. Likewise, for the 2nd fraction, since 98 × 40 = 3920,
    4/98 = 4 × 40/98 × 40 = 160/3920
  4. Add the two fractions:
    441/3920 + 160/3920 = 441 + 160/3920 = 601/3920
  5. So, 9/80 + 4/98 = 601/3920

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