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Subtract 9/35 from 63/20

1st number: 3 3/20, 2nd number: 9/35

63/20 - 9/35 is 81/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 35 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    63/20 = 63 × 7/20 × 7 = 441/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    9/35 = 9 × 4/35 × 4 = 36/140
  4. Subtract the two fractions:
    441/140 - 36/140 = 441 - 36/140 = 405/140
  5. After reducing the fraction, the answer is 81/28
  6. In mixed form: 225/28

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