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Subtract 21/12 from 14/25

1st number: 14/25, 2nd number: 1 9/12

14/25 - 21/12 is -119/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 12 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 25 × 12 = 300,
    14/25 = 14 × 12/25 × 12 = 168/300
  3. Likewise, for the 2nd fraction, since 12 × 25 = 300,
    21/12 = 21 × 25/12 × 25 = 525/300
  4. Subtract the two like fractions:
    168/300 - 525/300 = 168 - 525/300 = -357/300
  5. After reducing the fraction, the answer is -119/100

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