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Subtract 5/16 from 10/40

10/40 - 5/16 is -1/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 40 × 2 = 80,
    10/40 = 10 × 2/40 × 2 = 20/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    5/16 = 5 × 5/16 × 5 = 25/80
  4. Subtract the two like fractions:
    20/80 - 25/80 = 20 - 25/80 = -5/80
  5. After reducing the fraction, the answer is -1/16

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