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Add 72/36 and 27/18

1st number: 2 0/36, 2nd number: 1 9/18

72/36 + 27/18 is 7/2.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 36 × 1 = 36,
    72/36 = 72 × 1/36 × 1 = 72/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    27/18 = 27 × 2/18 × 2 = 54/36
  4. Add the two like fractions:
    72/36 + 54/36 = 72 + 54/36 = 126/36
  5. 126/36 simplified gives 7/2
  6. So, 72/36 + 27/18 = 7/2
    In mixed form: 31/2

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