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Subtract 8/45 from 9/4

1st number: 2 1/4, 2nd number: 8/45

9/4 - 8/45 is 373/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 45 is 180
  2. For the 1st fraction, since 4 × 45 = 180,
    9/4 = 9 × 45/4 × 45 = 405/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    8/45 = 8 × 4/45 × 4 = 32/180
  4. Subtract the two fractions:
    405/180 - 32/180 = 405 - 32/180 = 373/180
  5. In mixed form: 213/180

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