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Subtract 16/49 from 5/20

5/20 - 16/49 is -15/196.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 49 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 20 × 49 = 980,
    5/20 = 5 × 49/20 × 49 = 245/980
  3. Likewise, for the 2nd fraction, since 49 × 20 = 980,
    16/49 = 16 × 20/49 × 20 = 320/980
  4. Subtract the two like fractions:
    245/980 - 320/980 = 245 - 320/980 = -75/980
  5. After reducing the fraction, the answer is -15/196

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