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Subtract 10/40 from 8/16

8/16 - 10/40 is 1/4.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    8/16 = 8 × 5/16 × 5 = 40/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    10/40 = 10 × 2/40 × 2 = 20/80
  4. Subtract the two like fractions:
    40/80 - 20/80 = 40 - 20/80 = 20/80
  5. After reducing the fraction, the answer is 1/4

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