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Subtract 8/70 from 81/35

1st number: 2 11/35, 2nd number: 8/70

81/35 - 8/70 is 11/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 70 is 70
  2. For the 1st fraction, since 35 × 2 = 70,
    81/35 = 81 × 2/35 × 2 = 162/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    8/70 = 8 × 1/70 × 1 = 8/70
  4. Subtract the two fractions:
    162/70 - 8/70 = 162 - 8/70 = 154/70
  5. After reducing the fraction, the answer is 11/5
  6. In mixed form: 21/5

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