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Subtract 8/45 from 25/63

25/63 - 8/45 is 23/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 63 × 5 = 315,
    25/63 = 25 × 5/63 × 5 = 125/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    8/45 = 8 × 7/45 × 7 = 56/315
  4. Subtract the two like fractions:
    125/315 - 56/315 = 125 - 56/315 = 69/315
  5. After reducing the fraction, the answer is 23/105

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