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Subtract 35/9 from 18/84

1st number: 18/84, 2nd number: 3 8/9

18/84 - 35/9 is -463/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 9 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 84 × 3 = 252,
    18/84 = 18 × 3/84 × 3 = 54/252
  3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
    35/9 = 35 × 28/9 × 28 = 980/252
  4. Subtract the two like fractions:
    54/252 - 980/252 = 54 - 980/252 = -926/252
  5. After reducing the fraction, the answer is -463/126

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