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Subtract 20/6 from 35/18

1st number: 1 17/18, 2nd number: 3 2/6

35/18 - 20/6 is -25/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 6 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 18 × 1 = 18,
    35/18 = 35 × 1/18 × 1 = 35/18
  3. Likewise, for the 2nd fraction, since 6 × 3 = 18,
    20/6 = 20 × 3/6 × 3 = 60/18
  4. Subtract the two like fractions:
    35/18 - 60/18 = 35 - 60/18 = -25/18

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