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Add 27/45 and 12/4

1st number: 27/45, 2nd number: 3 0/4

27/45 + 12/4 is 18/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 4 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    27/45 = 27 × 4/45 × 4 = 108/180
  3. Likewise, for the 2nd fraction, since 4 × 45 = 180,
    12/4 = 12 × 45/4 × 45 = 540/180
  4. Add the two like fractions:
    108/180 + 540/180 = 108 + 540/180 = 648/180
  5. 648/180 simplified gives 18/5
  6. So, 27/45 + 12/4 = 18/5
    In mixed form: 33/5

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