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Subtract 35/18 from 10/27

1st number: 10/27, 2nd number: 1 17/18

10/27 - 35/18 is -85/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 18 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 27 × 2 = 54,
    10/27 = 10 × 2/27 × 2 = 20/54
  3. Likewise, for the 2nd fraction, since 18 × 3 = 54,
    35/18 = 35 × 3/18 × 3 = 105/54
  4. Subtract the two like fractions:
    20/54 - 105/54 = 20 - 105/54 = -85/54

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