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Subtract 20/25 from 5/10

5/10 - 20/25 is -3/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 25 is 50

    Next, find the equivalent fraction of both fractional numbers with denominator 50
  2. For the 1st fraction, since 10 × 5 = 50,
    5/10 = 5 × 5/10 × 5 = 25/50
  3. Likewise, for the 2nd fraction, since 25 × 2 = 50,
    20/25 = 20 × 2/25 × 2 = 40/50
  4. Subtract the two like fractions:
    25/50 - 40/50 = 25 - 40/50 = -15/50
  5. After reducing the fraction, the answer is -3/10

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