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Subtract 20/12 from 6/35

1st number: 6/35, 2nd number: 1 8/12

6/35 - 20/12 is -157/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 35 × 12 = 420,
    6/35 = 6 × 12/35 × 12 = 72/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    20/12 = 20 × 35/12 × 35 = 700/420
  4. Subtract the two like fractions:
    72/420 - 700/420 = 72 - 700/420 = -628/420
  5. After reducing the fraction, the answer is -157/105

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