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Subtract 9/70 from 27/4

1st number: 6 3/4, 2nd number: 9/70

27/4 - 9/70 is 927/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 4 × 35 = 140,
    27/4 = 27 × 35/4 × 35 = 945/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    9/70 = 9 × 2/70 × 2 = 18/140
  4. Subtract the two like fractions:
    945/140 - 18/140 = 945 - 18/140 = 927/140
  5. In mixed form: 687/140

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