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Subtract 3/20 from 6/8

6/8 - 3/20 is 3/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 20 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    6/8 = 6 × 5/8 × 5 = 30/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    3/20 = 3 × 2/20 × 2 = 6/40
  4. Subtract the two like fractions:
    30/40 - 6/40 = 30 - 6/40 = 24/40
  5. After reducing the fraction, the answer is 3/5

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