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Subtract 49/16 from 30/18

1st number: 1 12/18, 2nd number: 3 1/16

30/18 - 49/16 is -67/48.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 16 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 18 × 8 = 144,
    30/18 = 30 × 8/18 × 8 = 240/144
  3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
    49/16 = 49 × 9/16 × 9 = 441/144
  4. Subtract the two like fractions:
    240/144 - 441/144 = 240 - 441/144 = -201/144
  5. After reducing the fraction, the answer is -67/48

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