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Subtract 3/45 from 50/63

50/63 - 3/45 is 229/315.

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,
    50/63 = 50 × 5/63 × 5 = 250/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    3/45 = 3 × 7/45 × 7 = 21/315
  4. Subtract the two like fractions:
    250/315 - 21/315 = 250 - 21/315 = 229/315

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