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Subtract 18/70 from 27/32

27/32 - 18/70 is 657/1120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 70 is 1120

    Next, find the equivalent fraction of both fractional numbers with denominator 1120
  2. For the 1st fraction, since 32 × 35 = 1120,
    27/32 = 27 × 35/32 × 35 = 945/1120
  3. Likewise, for the 2nd fraction, since 70 × 16 = 1120,
    18/70 = 18 × 16/70 × 16 = 288/1120
  4. Subtract the two like fractions:
    945/1120 - 288/1120 = 945 - 288/1120 = 657/1120

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