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Subtract 7/27 from 15/30

15/30 - 7/27 is 13/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 27 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 30 × 9 = 270,
    15/30 = 15 × 9/30 × 9 = 135/270
  3. Likewise, for the 2nd fraction, since 27 × 10 = 270,
    7/27 = 7 × 10/27 × 10 = 70/270
  4. Subtract the two like fractions:
    135/270 - 70/270 = 135 - 70/270 = 65/270
  5. After reducing the fraction, the answer is 13/54

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