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Subtract 9/24 from 5/18

5/18 - 9/24 is -7/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 24 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 18 × 4 = 72,
    5/18 = 5 × 4/18 × 4 = 20/72
  3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
    9/24 = 9 × 3/24 × 3 = 27/72
  4. Subtract the two like fractions:
    20/72 - 27/72 = 20 - 27/72 = -7/72

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