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Subtract 21/18 from 49/4

1st number: 12 1/4, 2nd number: 1 3/18

49/4 - 21/18 is 133/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36
  2. For the 1st fraction, since 4 × 9 = 36,
    49/4 = 49 × 9/4 × 9 = 441/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    21/18 = 21 × 2/18 × 2 = 42/36
  4. Subtract the two fractions:
    441/36 - 42/36 = 441 - 42/36 = 399/36
  5. After reducing the fraction, the answer is 133/12
  6. In mixed form: 111/12

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