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Subtract 4/28 from 20/50

20/50 - 4/28 is 9/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 28 is 700

    Next, find the equivalent fraction of both fractional numbers with denominator 700
  2. For the 1st fraction, since 50 × 14 = 700,
    20/50 = 20 × 14/50 × 14 = 280/700
  3. Likewise, for the 2nd fraction, since 28 × 25 = 700,
    4/28 = 4 × 25/28 × 25 = 100/700
  4. Subtract the two like fractions:
    280/700 - 100/700 = 280 - 100/700 = 180/700
  5. After reducing the fraction, the answer is 9/35

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