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Subtract 35/63 from 18/49

18/49 - 35/63 is -83/441.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 63 is 441
  2. For the 1st fraction, since 49 × 9 = 441,
    18/49 = 18 × 9/49 × 9 = 162/441
  3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
    35/63 = 35 × 7/63 × 7 = 245/441
  4. Subtract the two fractions:
    162/441 - 245/441 = 162 - 245/441 = -83/441

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