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Subtract 35/9 from 84/63

1st number: 1 21/63, 2nd number: 3 8/9

84/63 - 35/9 is -23/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 9 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 63 × 1 = 63,
    84/63 = 84 × 1/63 × 1 = 84/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    35/9 = 35 × 7/9 × 7 = 245/63
  4. Subtract the two like fractions:
    84/63 - 245/63 = 84 - 245/63 = -161/63
  5. After reducing the fraction, the answer is -23/9

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