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Subtract 10/45 from 3/28

3/28 - 10/45 is -29/252.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 45 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    3/28 = 3 × 45/28 × 45 = 135/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    10/45 = 10 × 28/45 × 28 = 280/1260
  4. Subtract the two like fractions:
    135/1260 - 280/1260 = 135 - 280/1260 = -145/1260
  5. After reducing the fraction, the answer is -29/252

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