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Subtract 54/8 from 9/70

1st number: 9/70, 2nd number: 6 6/8

9/70 - 54/8 is -927/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    9/70 = 9 × 4/70 × 4 = 36/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    54/8 = 54 × 35/8 × 35 = 1890/280
  4. Subtract the two like fractions:
    36/280 - 1890/280 = 36 - 1890/280 = -1854/280
  5. After reducing the fraction, the answer is -927/140

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