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Subtract 5/30 from 1/20

1/20 - 5/30 is -7/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    1/20 = 1 × 3/20 × 3 = 3/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    5/30 = 5 × 2/30 × 2 = 10/60
  4. Subtract the two like fractions:
    3/60 - 10/60 = 3 - 10/60 = -7/60

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