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Subtract 3/15 from 6/20

6/20 - 3/15 is 1/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    6/20 = 6 × 3/20 × 3 = 18/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    3/15 = 3 × 4/15 × 4 = 12/60
  4. Subtract the two like fractions:
    18/60 - 12/60 = 18 - 12/60 = 6/60
  5. After reducing the fraction, the answer is 1/10

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