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Subtract 15/32 from 18/49

18/49 - 15/32 is -159/1568.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 32 is 1568

    Next, find the equivalent fraction of both fractional numbers with denominator 1568
  2. For the 1st fraction, since 49 × 32 = 1568,
    18/49 = 18 × 32/49 × 32 = 576/1568
  3. Likewise, for the 2nd fraction, since 32 × 49 = 1568,
    15/32 = 15 × 49/32 × 49 = 735/1568
  4. Subtract the two like fractions:
    576/1568 - 735/1568 = 576 - 735/1568 = -159/1568

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