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Subtract 8/4 from 8/70

1st number: 8/70, 2nd number: 2 0/4

8/70 - 8/4 is -66/35.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 70 × 2 = 140,
    8/70 = 8 × 2/70 × 2 = 16/140
  3. Likewise, for the 2nd fraction, since 4 × 35 = 140,
    8/4 = 8 × 35/4 × 35 = 280/140
  4. Subtract the two like fractions:
    16/140 - 280/140 = 16 - 280/140 = -264/140
  5. After reducing the fraction, the answer is -66/35

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