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Subtract 5/20 from 12/50

12/50 - 5/20 is -1/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 20 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 50 × 2 = 100,
    12/50 = 12 × 2/50 × 2 = 24/100
  3. Likewise, for the 2nd fraction, since 20 × 5 = 100,
    5/20 = 5 × 5/20 × 5 = 25/100
  4. Subtract the two like fractions:
    24/100 - 25/100 = 24 - 25/100 = -1/100

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