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Subtract 4/8 from 10/20

10/20 - 4/8 is 0/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 8 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 20 × 2 = 40,
    10/20 = 10 × 2/20 × 2 = 20/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    4/8 = 4 × 5/8 × 5 = 20/40
  4. Subtract the two like fractions:
    20/40 - 20/40 = 20 - 20/40 = 0/40
  5. The answer is 0

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