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Subtract 4/18 from 5/75

5/75 - 4/18 is -7/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 18 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 75 × 6 = 450,
    5/75 = 5 × 6/75 × 6 = 30/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    4/18 = 4 × 25/18 × 25 = 100/450
  4. Subtract the two like fractions:
    30/450 - 100/450 = 30 - 100/450 = -70/450
  5. After reducing the fraction, the answer is -7/45

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