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Subtract 2/5 from 4/15

4/15 - 2/5 is -2/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 5 is 15

    Next, find the equivalent fraction of both fractional numbers with denominator 15
  2. For the 1st fraction, since 15 × 1 = 15,
    4/15 = 4 × 1/15 × 1 = 4/15
  3. Likewise, for the 2nd fraction, since 5 × 3 = 15,
    2/5 = 2 × 3/5 × 3 = 6/15
  4. Subtract the two like fractions:
    4/15 - 6/15 = 4 - 6/15 = -2/15

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