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Subtract 9/56 from 40/7

1st number: 5 5/7, 2nd number: 9/56

40/7 - 9/56 is 311/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 56 is 56
  2. For the 1st fraction, since 7 × 8 = 56,
    40/7 = 40 × 8/7 × 8 = 320/56
  3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
    9/56 = 9 × 1/56 × 1 = 9/56
  4. Subtract the two fractions:
    320/56 - 9/56 = 320 - 9/56 = 311/56
  5. In mixed form: 531/56

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