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Subtract 3/10 from 20/25

20/25 - 3/10 is 1/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 10 is 50

    Next, find the equivalent fraction of both fractional numbers with denominator 50
  2. For the 1st fraction, since 25 × 2 = 50,
    20/25 = 20 × 2/25 × 2 = 40/50
  3. Likewise, for the 2nd fraction, since 10 × 5 = 50,
    3/10 = 3 × 5/10 × 5 = 15/50
  4. Subtract the two like fractions:
    40/50 - 15/50 = 40 - 15/50 = 25/50
  5. After reducing the fraction, the answer is 1/2

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