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Subtract 1/20 from 5/36

5/36 - 1/20 is 4/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    5/36 = 5 × 5/36 × 5 = 25/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    1/20 = 1 × 9/20 × 9 = 9/180
  4. Subtract the two like fractions:
    25/180 - 9/180 = 25 - 9/180 = 16/180
  5. After reducing the fraction, the answer is 4/45

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