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Add 84/98 and 1/80

84/98 + 1/80 is 487/560.

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,
    84/98 = 84 × 40/98 × 40 = 3360/3920
  3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
    1/80 = 1 × 49/80 × 49 = 49/3920
  4. Add the two fractions:
    3360/3920 + 49/3920 = 3360 + 49/3920 = 3409/3920
  5. After reducing the fraction, the answer is 487/560

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