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Subtract 16/30 from 1/20

1/20 - 16/30 is -29/60.

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,
    16/30 = 16 × 2/30 × 2 = 32/60
  4. Subtract the two like fractions:
    3/60 - 32/60 = 3 - 32/60 = -29/60

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