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Subtract 25/9 from 20/25

1st number: 20/25, 2nd number: 2 7/9

20/25 - 25/9 is -89/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 9 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 25 × 9 = 225,
    20/25 = 20 × 9/25 × 9 = 180/225
  3. Likewise, for the 2nd fraction, since 9 × 25 = 225,
    25/9 = 25 × 25/9 × 25 = 625/225
  4. Subtract the two like fractions:
    180/225 - 625/225 = 180 - 625/225 = -445/225
  5. After reducing the fraction, the answer is -89/45

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