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Subtract 21/48 from 28/12

1st number: 2 4/12, 2nd number: 21/48

28/12 - 21/48 is 91/48.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 48 is 48

    Next, find the equivalent fraction of both fractional numbers with denominator 48
  2. For the 1st fraction, since 12 × 4 = 48,
    28/12 = 28 × 4/12 × 4 = 112/48
  3. Likewise, for the 2nd fraction, since 48 × 1 = 48,
    21/48 = 21 × 1/48 × 1 = 21/48
  4. Subtract the two like fractions:
    112/48 - 21/48 = 112 - 21/48 = 91/48
  5. In mixed form: 143/48

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