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Subtract 9/8 from 7/70

1st number: 7/70, 2nd number: 1 1/8

7/70 - 9/8 is -41/40.

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,
    7/70 = 7 × 4/70 × 4 = 28/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    9/8 = 9 × 35/8 × 35 = 315/280
  4. Subtract the two fractions:
    28/280 - 315/280 = 28 - 315/280 = -287/280
  5. After reducing the fraction, the answer is -41/40

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