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Subtract 2/5 from 6/16

6/16 - 2/5 is -1/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 5 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    6/16 = 6 × 5/16 × 5 = 30/80
  3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
    2/5 = 2 × 16/5 × 16 = 32/80
  4. Subtract the two like fractions:
    30/80 - 32/80 = 30 - 32/80 = -2/80
  5. After reducing the fraction, the answer is -1/40

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