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Subtract 3/49 from 63/42

1st number: 1 21/42, 2nd number: 3/49

63/42 - 3/49 is 141/98.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 49 is 294
  2. For the 1st fraction, since 42 × 7 = 294,
    63/42 = 63 × 7/42 × 7 = 441/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    3/49 = 3 × 6/49 × 6 = 18/294
  4. Subtract the two fractions:
    441/294 - 18/294 = 441 - 18/294 = 423/294
  5. After reducing the fraction, the answer is 141/98
  6. In mixed form: 143/98

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