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Subtract 18/48 from 20/25

20/25 - 18/48 is 17/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 48 is 1200

    Next, find the equivalent fraction of both fractional numbers with denominator 1200
  2. For the 1st fraction, since 25 × 48 = 1200,
    20/25 = 20 × 48/25 × 48 = 960/1200
  3. Likewise, for the 2nd fraction, since 48 × 25 = 1200,
    18/48 = 18 × 25/48 × 25 = 450/1200
  4. Subtract the two like fractions:
    960/1200 - 450/1200 = 960 - 450/1200 = 510/1200
  5. After reducing the fraction, the answer is 17/40

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