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Subtract 9/8 from 3/70

1st number: 3/70, 2nd number: 1 1/8

3/70 - 9/8 is -303/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    3/70 = 3 × 4/70 × 4 = 12/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    9/8 = 9 × 35/8 × 35 = 315/280
  4. Subtract the two fractions:
    12/280 - 315/280 = 12 - 315/280 = -303/280

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