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Subtract 3/63 from 30/49

30/49 - 3/63 is 83/147.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 63 is 441

    Next, find the equivalent fraction of both fractional numbers with denominator 441
  2. For the 1st fraction, since 49 × 9 = 441,
    30/49 = 30 × 9/49 × 9 = 270/441
  3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
    3/63 = 3 × 7/63 × 7 = 21/441
  4. Subtract the two like fractions:
    270/441 - 21/441 = 270 - 21/441 = 249/441
  5. After reducing the fraction, the answer is 83/147

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