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Subtract 1/7 from 10/75

10/75 - 1/7 is -1/105.

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,
    10/75 = 10 × 7/75 × 7 = 70/525
  3. Likewise, for the 2nd fraction, since 7 × 75 = 525,
    1/7 = 1 × 75/7 × 75 = 75/525
  4. Subtract the two like fractions:
    70/525 - 75/525 = 70 - 75/525 = -5/525
  5. After reducing the fraction, the answer is -1/105

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