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Subtract 6/18 from 2/5

2/5 - 6/18 is 1/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    2/5 = 2 × 18/5 × 18 = 36/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    6/18 = 6 × 5/18 × 5 = 30/90
  4. Subtract the two fractions:
    36/90 - 30/90 = 36 - 30/90 = 6/90
  5. After reducing the fraction, the answer is 1/15

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