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Subtract 8/7 from 3/4

1st number: 3/4, 2nd number: 1 1/7

3/4 - 8/7 is -11/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 7 is 28
  2. For the 1st fraction, since 4 × 7 = 28,
    3/4 = 3 × 7/4 × 7 = 21/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    8/7 = 8 × 4/7 × 4 = 32/28
  4. Subtract the two fractions:
    21/28 - 32/28 = 21 - 32/28 = -11/28

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