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Subtract 5/20 from 18/25

18/25 - 5/20 is 47/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 20 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 25 × 4 = 100,
    18/25 = 18 × 4/25 × 4 = 72/100
  3. Likewise, for the 2nd fraction, since 20 × 5 = 100,
    5/20 = 5 × 5/20 × 5 = 25/100
  4. Subtract the two like fractions:
    72/100 - 25/100 = 72 - 25/100 = 47/100

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