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Add 18/20 and 8/98

18/20 + 8/98 is 481/490.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 98 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 20 × 49 = 980,
    18/20 = 18 × 49/20 × 49 = 882/980
  3. Likewise, for the 2nd fraction, since 98 × 10 = 980,
    8/98 = 8 × 10/98 × 10 = 80/980
  4. Add the two like fractions:
    882/980 + 80/980 = 882 + 80/980 = 962/980
  5. 962/980 simplified gives 481/490
  6. So, 18/20 + 8/98 = 481/490

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