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Subtract 18/14 from 45/56

1st number: 45/56, 2nd number: 1 4/14

45/56 - 18/14 is -27/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 14 is 56
  2. For the 1st fraction, since 56 × 1 = 56,
    45/56 = 45 × 1/56 × 1 = 45/56
  3. Likewise, for the 2nd fraction, since 14 × 4 = 56,
    18/14 = 18 × 4/14 × 4 = 72/56
  4. Subtract the two fractions:
    45/56 - 72/56 = 45 - 72/56 = -27/56

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