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Subtract 80/27 from 7/4

1st number: 1 3/4, 2nd number: 2 26/27

7/4 - 80/27 is -131/108.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 27 is 108
  2. For the 1st fraction, since 4 × 27 = 108,
    7/4 = 7 × 27/4 × 27 = 189/108
  3. Likewise, for the 2nd fraction, since 27 × 4 = 108,
    80/27 = 80 × 4/27 × 4 = 320/108
  4. Subtract the two fractions:
    189/108 - 320/108 = 189 - 320/108 = -131/108

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