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Subtract 3/10 from 10/75

10/75 - 3/10 is -1/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 10 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 75 × 2 = 150,
    10/75 = 10 × 2/75 × 2 = 20/150
  3. Likewise, for the 2nd fraction, since 10 × 15 = 150,
    3/10 = 3 × 15/10 × 15 = 45/150
  4. Subtract the two like fractions:
    20/150 - 45/150 = 20 - 45/150 = -25/150
  5. After reducing the fraction, the answer is -1/6

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