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Subtract 5/4 from 56/21

1st number: 2 14/21, 2nd number: 1 1/4

56/21 - 5/4 is 17/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 4 is 84
  2. For the 1st fraction, since 21 × 4 = 84,
    56/21 = 56 × 4/21 × 4 = 224/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    5/4 = 5 × 21/4 × 21 = 105/84
  4. Subtract the two fractions:
    224/84 - 105/84 = 224 - 105/84 = 119/84
  5. After reducing the fraction, the answer is 17/12
  6. In mixed form: 15/12

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