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Add 4/98 and 9/90

4/98 + 9/90 is 69/490.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 90 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 98 × 45 = 4410,
    4/98 = 4 × 45/98 × 45 = 180/4410
  3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
    9/90 = 9 × 49/90 × 49 = 441/4410
  4. Add the two like fractions:
    180/4410 + 441/4410 = 180 + 441/4410 = 621/4410
  5. 621/4410 simplified gives 69/490
  6. So, 4/98 + 9/90 = 69/490

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