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Subtract 20/5 from 1/36

1st number: 1/36, 2nd number: 4 0/5

1/36 - 20/5 is -143/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 5 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    1/36 = 1 × 5/36 × 5 = 5/180
  3. Likewise, for the 2nd fraction, since 5 × 36 = 180,
    20/5 = 20 × 36/5 × 36 = 720/180
  4. Subtract the two like fractions:
    5/180 - 720/180 = 5 - 720/180 = -715/180
  5. After reducing the fraction, the answer is -143/36

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