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Subtract 18/24 from 6/84

6/84 - 18/24 is -19/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 24 is 168
  2. For the 1st fraction, since 84 × 2 = 168,
    6/84 = 6 × 2/84 × 2 = 12/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    18/24 = 18 × 7/24 × 7 = 126/168
  4. Subtract the two fractions:
    12/168 - 126/168 = 12 - 126/168 = -114/168
  5. After reducing the fraction, the answer is -19/28

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