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Subtract 30/28 from 72/4

1st number: 18 0/4, 2nd number: 1 2/28

72/4 - 30/28 is 237/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 28 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    72/4 = 72 × 7/4 × 7 = 504/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    30/28 = 30 × 1/28 × 1 = 30/28
  4. Subtract the two like fractions:
    504/28 - 30/28 = 504 - 30/28 = 474/28
  5. After reducing the fraction, the answer is 237/14
  6. In mixed form: 1613/14

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