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Subtract 1/18 from 10/25

10/25 - 1/18 is 31/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 18 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 25 × 18 = 450,
    10/25 = 10 × 18/25 × 18 = 180/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    1/18 = 1 × 25/18 × 25 = 25/450
  4. Subtract the two like fractions:
    180/450 - 25/450 = 180 - 25/450 = 155/450
  5. After reducing the fraction, the answer is 31/90

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