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Subtract 7/18 from 84/4

1st number: 21 0/4, 2nd number: 7/18

84/4 - 7/18 is 371/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 4 × 9 = 36,
    84/4 = 84 × 9/4 × 9 = 756/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    7/18 = 7 × 2/18 × 2 = 14/36
  4. Subtract the two like fractions:
    756/36 - 14/36 = 756 - 14/36 = 742/36
  5. After reducing the fraction, the answer is 371/18
  6. In mixed form: 2011/18

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