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Subtract 3/35 from 63/21

1st number: 3 0/21, 2nd number: 3/35

63/21 - 3/35 is 102/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 35 is 105
  2. For the 1st fraction, since 21 × 5 = 105,
    63/21 = 63 × 5/21 × 5 = 315/105
  3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
    3/35 = 3 × 3/35 × 3 = 9/105
  4. Subtract the two fractions:
    315/105 - 9/105 = 315 - 9/105 = 306/105
  5. After reducing the fraction, the answer is 102/35
  6. In mixed form: 232/35

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