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Subtract 6/20 from 4/98

4/98 - 6/20 is -127/490.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 20 is 980
  2. For the 1st fraction, since 98 × 10 = 980,
    4/98 = 4 × 10/98 × 10 = 40/980
  3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
    6/20 = 6 × 49/20 × 49 = 294/980
  4. Subtract the two fractions:
    40/980 - 294/980 = 40 - 294/980 = -254/980
  5. After reducing the fraction, the answer is -127/490

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