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Subtract 84/45 from 24/54

1st number: 24/54, 2nd number: 1 39/45

24/54 - 84/45 is -64/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 45 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 54 × 5 = 270,
    24/54 = 24 × 5/54 × 5 = 120/270
  3. Likewise, for the 2nd fraction, since 45 × 6 = 270,
    84/45 = 84 × 6/45 × 6 = 504/270
  4. Subtract the two like fractions:
    120/270 - 504/270 = 120 - 504/270 = -384/270
  5. After reducing the fraction, the answer is -64/45

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