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Subtract 4/45 from 7/36

7/36 - 4/45 is 19/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    7/36 = 7 × 5/36 × 5 = 35/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    4/45 = 4 × 4/45 × 4 = 16/180
  4. Subtract the two like fractions:
    35/180 - 16/180 = 35 - 16/180 = 19/180

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