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Subtract 21/56 from 3/50

3/50 - 21/56 is -63/200.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 56 is 1400

    Next, find the equivalent fraction of both fractional numbers with denominator 1400
  2. For the 1st fraction, since 50 × 28 = 1400,
    3/50 = 3 × 28/50 × 28 = 84/1400
  3. Likewise, for the 2nd fraction, since 56 × 25 = 1400,
    21/56 = 21 × 25/56 × 25 = 525/1400
  4. Subtract the two like fractions:
    84/1400 - 525/1400 = 84 - 525/1400 = -441/1400
  5. After reducing the fraction, the answer is -63/200

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