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Subtract 21/45 from 48/75

48/75 - 21/45 is 13/75.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 45 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 75 × 3 = 225,
    48/75 = 48 × 3/75 × 3 = 144/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    21/45 = 21 × 5/45 × 5 = 105/225
  4. Subtract the two like fractions:
    144/225 - 105/225 = 144 - 105/225 = 39/225
  5. After reducing the fraction, the answer is 13/75

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