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Subtract 18/32 from 35/90

35/90 - 18/32 is -25/144.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 32 is 1440

    Next, find the equivalent fraction of both fractional numbers with denominator 1440
  2. For the 1st fraction, since 90 × 16 = 1440,
    35/90 = 35 × 16/90 × 16 = 560/1440
  3. Likewise, for the 2nd fraction, since 32 × 45 = 1440,
    18/32 = 18 × 45/32 × 45 = 810/1440
  4. Subtract the two like fractions:
    560/1440 - 810/1440 = 560 - 810/1440 = -250/1440
  5. After reducing the fraction, the answer is -25/144

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