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Subtract 3/20 from 9/35

9/35 - 3/20 is 3/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 35 × 4 = 140,
    9/35 = 9 × 4/35 × 4 = 36/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    3/20 = 3 × 7/20 × 7 = 21/140
  4. Subtract the two like fractions:
    36/140 - 21/140 = 36 - 21/140 = 15/140
  5. After reducing the fraction, the answer is 3/28

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