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Subtract 3/32 from 3/90

3/90 - 3/32 is -29/480.

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,
    3/90 = 3 × 16/90 × 16 = 48/1440
  3. Likewise, for the 2nd fraction, since 32 × 45 = 1440,
    3/32 = 3 × 45/32 × 45 = 135/1440
  4. Subtract the two like fractions:
    48/1440 - 135/1440 = 48 - 135/1440 = -87/1440
  5. After reducing the fraction, the answer is -29/480

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