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Subtract 7/10 from 6/27

6/27 - 7/10 is -43/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 10 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 27 × 10 = 270,
    6/27 = 6 × 10/27 × 10 = 60/270
  3. Likewise, for the 2nd fraction, since 10 × 27 = 270,
    7/10 = 7 × 27/10 × 27 = 189/270
  4. Subtract the two like fractions:
    60/270 - 189/270 = 60 - 189/270 = -129/270
  5. After reducing the fraction, the answer is -43/90

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