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Subtract 10/5 from 45/28

1st number: 1 17/28, 2nd number: 2 0/5

45/28 - 10/5 is -11/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 5 is 140
  2. For the 1st fraction, since 28 × 5 = 140,
    45/28 = 45 × 5/28 × 5 = 225/140
  3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
    10/5 = 10 × 28/5 × 28 = 280/140
  4. Subtract the two fractions:
    225/140 - 280/140 = 225 - 280/140 = -55/140
  5. After reducing the fraction, the answer is -11/28

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