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Subtract 6/5 from 3/20

1st number: 3/20, 2nd number: 1 1/5

3/20 - 6/5 is -21/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 5 is 20
  2. For the 1st fraction, since 20 × 1 = 20,
    3/20 = 3 × 1/20 × 1 = 3/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    6/5 = 6 × 4/5 × 4 = 24/20
  4. Subtract the two fractions:
    3/20 - 24/20 = 3 - 24/20 = -21/20

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