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Subtract 9/70 from 20/6

1st number: 3 2/6, 2nd number: 9/70

20/6 - 9/70 is 673/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 6 × 35 = 210,
    20/6 = 20 × 35/6 × 35 = 700/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    9/70 = 9 × 3/70 × 3 = 27/210
  4. Subtract the two like fractions:
    700/210 - 27/210 = 700 - 27/210 = 673/210
  5. In mixed form: 343/210

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