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Subtract 12/24 from 1/9

1/9 - 12/24 is -7/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 24 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 9 × 8 = 72,
    1/9 = 1 × 8/9 × 8 = 8/72
  3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
    12/24 = 12 × 3/24 × 3 = 36/72
  4. Subtract the two like fractions:
    8/72 - 36/72 = 8 - 36/72 = -28/72
  5. After reducing the fraction, the answer is -7/18

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