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Subtract 8/63 from 7/4

1st number: 1 3/4, 2nd number: 8/63

7/4 - 8/63 is 409/252.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 63 is 252
  2. For the 1st fraction, since 4 × 63 = 252,
    7/4 = 7 × 63/4 × 63 = 441/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    8/63 = 8 × 4/63 × 4 = 32/252
  4. Subtract the two fractions:
    441/252 - 32/252 = 441 - 32/252 = 409/252
  5. In mixed form: 1157/252

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