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Subtract 2/25 from 4/21

4/21 - 2/25 is 58/525.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 25 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 21 × 25 = 525,
    4/21 = 4 × 25/21 × 25 = 100/525
  3. Likewise, for the 2nd fraction, since 25 × 21 = 525,
    2/25 = 2 × 21/25 × 21 = 42/525
  4. Subtract the two like fractions:
    100/525 - 42/525 = 100 - 42/525 = 58/525

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