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Subtract 28/8 from 6/80

1st number: 6/80, 2nd number: 3 4/8

6/80 - 28/8 is -137/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 8 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    6/80 = 6 × 1/80 × 1 = 6/80
  3. Likewise, for the 2nd fraction, since 8 × 10 = 80,
    28/8 = 28 × 10/8 × 10 = 280/80
  4. Subtract the two like fractions:
    6/80 - 280/80 = 6 - 280/80 = -274/80
  5. After reducing the fraction, the answer is -137/40

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