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Add 12/20 and 36/18

1st number: 12/20, 2nd number: 2 0/18

12/20 + 36/18 is 13/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 18 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    12/20 = 12 × 9/20 × 9 = 108/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    36/18 = 36 × 10/18 × 10 = 360/180
  4. Add the two like fractions:
    108/180 + 360/180 = 108 + 360/180 = 468/180
  5. 468/180 simplified gives 13/5
  6. So, 12/20 + 36/18 = 13/5
    In mixed form: 23/5

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