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Subtract 4/7 from 1/2

1/2 - 4/7 is -1/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14

    Next, find the equivalent fraction of both fractional numbers with denominator 14
  2. For the 1st fraction, since 2 × 7 = 14,
    1/2 = 1 × 7/2 × 7 = 7/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    4/7 = 4 × 2/7 × 2 = 8/14
  4. Subtract the two like fractions:
    7/14 - 8/14 = 7 - 8/14 = -1/14

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