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Subtract 10/20 from 1/98

1/98 - 10/20 is -24/49.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 98 × 10 = 980,
    1/98 = 1 × 10/98 × 10 = 10/980
  3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
    10/20 = 10 × 49/20 × 49 = 490/980
  4. Subtract the two like fractions:
    10/980 - 490/980 = 10 - 490/980 = -480/980
  5. After reducing the fraction, the answer is -24/49

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