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Subtract 6/20 from 7/35

7/35 - 6/20 is -1/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 20 is 140
  2. For the 1st fraction, since 35 × 4 = 140,
    7/35 = 7 × 4/35 × 4 = 28/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    6/20 = 6 × 7/20 × 7 = 42/140
  4. Subtract the two fractions:
    28/140 - 42/140 = 28 - 42/140 = -14/140
  5. After reducing the fraction, the answer is -1/10

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