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Subtract 63/7 from 27/8

1st number: 3 3/8, 2nd number: 9 0/7

27/8 - 63/7 is -45/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 7 is 56
  2. For the 1st fraction, since 8 × 7 = 56,
    27/8 = 27 × 7/8 × 7 = 189/56
  3. Likewise, for the 2nd fraction, since 7 × 8 = 56,
    63/7 = 63 × 8/7 × 8 = 504/56
  4. Subtract the two fractions:
    189/56 - 504/56 = 189 - 504/56 = -315/56
  5. After reducing the fraction, the answer is -45/8

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