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Subtract 8/5 from 2/8

1st number: 2/8, 2nd number: 1 3/5

2/8 - 8/5 is -27/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 5 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    2/8 = 2 × 5/8 × 5 = 10/40
  3. Likewise, for the 2nd fraction, since 5 × 8 = 40,
    8/5 = 8 × 8/5 × 8 = 64/40
  4. Subtract the two like fractions:
    10/40 - 64/40 = 10 - 64/40 = -54/40
  5. After reducing the fraction, the answer is -27/20

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