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Subtract 56/70 from 81/7

1st number: 11 4/7, 2nd number: 56/70

81/7 - 56/70 is 377/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 70 is 70
  2. For the 1st fraction, since 7 × 10 = 70,
    81/7 = 81 × 10/7 × 10 = 810/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    56/70 = 56 × 1/70 × 1 = 56/70
  4. Subtract the two fractions:
    810/70 - 56/70 = 810 - 56/70 = 754/70
  5. After reducing the fraction, the answer is 377/35
  6. In mixed form: 1027/35

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