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Subtract 30/9 from 45/8

1st number: 5 5/8, 2nd number: 3 3/9

45/8 - 30/9 is 55/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72
  2. For the 1st fraction, since 8 × 9 = 72,
    45/8 = 45 × 9/8 × 9 = 405/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    30/9 = 30 × 8/9 × 8 = 240/72
  4. Subtract the two fractions:
    405/72 - 240/72 = 405 - 240/72 = 165/72
  5. After reducing the fraction, the answer is 55/24
  6. In mixed form: 27/24

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