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Subtract 3/56 from 21/4

1st number: 5 1/4, 2nd number: 3/56

21/4 - 3/56 is 291/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 56 is 56
  2. For the 1st fraction, since 4 × 14 = 56,
    21/4 = 21 × 14/4 × 14 = 294/56
  3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
    3/56 = 3 × 1/56 × 1 = 3/56
  4. Subtract the two fractions:
    294/56 - 3/56 = 294 - 3/56 = 291/56
  5. In mixed form: 511/56

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