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Subtract 4/7 from 25/75

25/75 - 4/7 is -5/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 7 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 75 × 7 = 525,
    25/75 = 25 × 7/75 × 7 = 175/525
  3. Likewise, for the 2nd fraction, since 7 × 75 = 525,
    4/7 = 4 × 75/7 × 75 = 300/525
  4. Subtract the two like fractions:
    175/525 - 300/525 = 175 - 300/525 = -125/525
  5. After reducing the fraction, the answer is -5/21

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