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Subtract 3/18 from 8/28

8/28 - 3/18 is 5/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 18 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 28 × 9 = 252,
    8/28 = 8 × 9/28 × 9 = 72/252
  3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
    3/18 = 3 × 14/18 × 14 = 42/252
  4. Subtract the two like fractions:
    72/252 - 42/252 = 72 - 42/252 = 30/252
  5. After reducing the fraction, the answer is 5/42

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