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Subtract 5/20 from 3/16

3/16 - 5/20 is -1/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 20 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    3/16 = 3 × 5/16 × 5 = 15/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    5/20 = 5 × 4/20 × 4 = 20/80
  4. Subtract the two like fractions:
    15/80 - 20/80 = 15 - 20/80 = -5/80
  5. After reducing the fraction, the answer is -1/16

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