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Subtract 3/5 from 1/2

1/2 - 3/5 is -1/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 5 is 10
  2. For the 1st fraction, since 2 × 5 = 10,
    1/2 = 1 × 5/2 × 5 = 5/10
  3. Likewise, for the 2nd fraction, since 5 × 2 = 10,
    3/5 = 3 × 2/5 × 2 = 6/10
  4. Subtract the two fractions:
    5/10 - 6/10 = 5 - 6/10 = -1/10

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