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Subtract 20/8 from 3/14

1st number: 3/14, 2nd number: 2 4/8

3/14 - 20/8 is -16/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 14 × 4 = 56,
    3/14 = 3 × 4/14 × 4 = 12/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    20/8 = 20 × 7/8 × 7 = 140/56
  4. Subtract the two like fractions:
    12/56 - 140/56 = 12 - 140/56 = -128/56
  5. After reducing the fraction, the answer is -16/7

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