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Subtract 5/63 from 42/49

42/49 - 5/63 is 7/9.

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,
    42/49 = 42 × 9/49 × 9 = 378/441
  3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
    5/63 = 5 × 7/63 × 7 = 35/441
  4. Subtract the two like fractions:
    378/441 - 35/441 = 378 - 35/441 = 343/441
  5. After reducing the fraction, the answer is 7/9

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