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Subtract 18/60 from 24/84

24/84 - 18/60 is -1/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 60 is 420
  2. For the 1st fraction, since 84 × 5 = 420,
    24/84 = 24 × 5/84 × 5 = 120/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    18/60 = 18 × 7/60 × 7 = 126/420
  4. Subtract the two fractions:
    120/420 - 126/420 = 120 - 126/420 = -6/420
  5. After reducing the fraction, the answer is -1/70

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