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Subtract 18/9 from 32/45

1st number: 32/45, 2nd number: 2 0/9

32/45 - 18/9 is -58/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 45 × 1 = 45,
    32/45 = 32 × 1/45 × 1 = 32/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    18/9 = 18 × 5/9 × 5 = 90/45
  4. Subtract the two like fractions:
    32/45 - 90/45 = 32 - 90/45 = -58/45

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