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Subtract 40/63 from 84/56

1st number: 1 28/56, 2nd number: 40/63

84/56 - 40/63 is 109/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 63 is 504
  2. For the 1st fraction, since 56 × 9 = 504,
    84/56 = 84 × 9/56 × 9 = 756/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    40/63 = 40 × 8/63 × 8 = 320/504
  4. Subtract the two fractions:
    756/504 - 320/504 = 756 - 320/504 = 436/504
  5. After reducing the fraction, the answer is 109/126

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