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Subtract 10/12 from 21/4

1st number: 5 1/4, 2nd number: 10/12

21/4 - 10/12 is 53/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 12 is 12
  2. For the 1st fraction, since 4 × 3 = 12,
    21/4 = 21 × 3/4 × 3 = 63/12
  3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
    10/12 = 10 × 1/12 × 1 = 10/12
  4. Subtract the two fractions:
    63/12 - 10/12 = 63 - 10/12 = 53/12
  5. In mixed form: 45/12

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