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Subtract 36/9 from 2/20

1st number: 2/20, 2nd number: 4 0/9

2/20 - 36/9 is -39/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    2/20 = 2 × 9/20 × 9 = 18/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    36/9 = 36 × 20/9 × 20 = 720/180
  4. Subtract the two like fractions:
    18/180 - 720/180 = 18 - 720/180 = -702/180
  5. After reducing the fraction, the answer is -39/10

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