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Subtract 4/10 from 15/75

15/75 - 4/10 is -1/5.

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,
    15/75 = 15 × 2/75 × 2 = 30/150
  3. Likewise, for the 2nd fraction, since 10 × 15 = 150,
    4/10 = 4 × 15/10 × 15 = 60/150
  4. Subtract the two like fractions:
    30/150 - 60/150 = 30 - 60/150 = -30/150
  5. After reducing the fraction, the answer is -1/5

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