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Subtract 3/54 from 6/45

6/45 - 3/54 is 7/90.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 45 × 6 = 270,
    6/45 = 6 × 6/45 × 6 = 36/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    3/54 = 3 × 5/54 × 5 = 15/270
  4. Subtract the two like fractions:
    36/270 - 15/270 = 36 - 15/270 = 21/270
  5. After reducing the fraction, the answer is 7/90

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