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Subtract 8/54 from 9/45

9/45 - 8/54 is 7/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 54 is 270
  2. For the 1st fraction, since 45 × 6 = 270,
    9/45 = 9 × 6/45 × 6 = 54/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    8/54 = 8 × 5/54 × 5 = 40/270
  4. Subtract the two fractions:
    54/270 - 40/270 = 54 - 40/270 = 14/270
  5. After reducing the fraction, the answer is 7/135

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