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Subtract 4/20 from 5/6

5/6 - 4/20 is 19/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 20 is 60
  2. For the 1st fraction, since 6 × 10 = 60,
    5/6 = 5 × 10/6 × 10 = 50/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    4/20 = 4 × 3/20 × 3 = 12/60
  4. Subtract the two fractions:
    50/60 - 12/60 = 50 - 12/60 = 38/60
  5. After reducing the fraction, the answer is 19/30

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