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Subtract 30/7 from 27/2

1st number: 13 1/2, 2nd number: 4 2/7

27/2 - 30/7 is 129/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14

    Next, find the equivalent fraction of both fractional numbers with denominator 14
  2. For the 1st fraction, since 2 × 7 = 14,
    27/2 = 27 × 7/2 × 7 = 189/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    30/7 = 30 × 2/7 × 2 = 60/14
  4. Subtract the two like fractions:
    189/14 - 60/14 = 189 - 60/14 = 129/14
  5. In mixed form: 93/14

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