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Subtract 2/9 from 1/30

1/30 - 2/9 is -17/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    1/30 = 1 × 3/30 × 3 = 3/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    2/9 = 2 × 10/9 × 10 = 20/90
  4. Subtract the two like fractions:
    3/90 - 20/90 = 3 - 20/90 = -17/90

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