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Subtract 8/54 from 9/15

9/15 - 8/54 is 61/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 54 is 270
  2. For the 1st fraction, since 15 × 18 = 270,
    9/15 = 9 × 18/15 × 18 = 162/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    8/54 = 8 × 5/54 × 5 = 40/270
  4. Subtract the two fractions:
    162/270 - 40/270 = 162 - 40/270 = 122/270
  5. After reducing the fraction, the answer is 61/135

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