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Subtract 20/7 from 5/56

1st number: 5/56, 2nd number: 2 6/7

5/56 - 20/7 is -155/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 7 is 56
  2. For the 1st fraction, since 56 × 1 = 56,
    5/56 = 5 × 1/56 × 1 = 5/56
  3. Likewise, for the 2nd fraction, since 7 × 8 = 56,
    20/7 = 20 × 8/7 × 8 = 160/56
  4. Subtract the two fractions:
    5/56 - 160/56 = 5 - 160/56 = -155/56

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