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Add 36/20 and 81/30

1st number: 1 16/20, 2nd number: 2 21/30

36/20 + 81/30 is 9/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    36/20 = 36 × 3/20 × 3 = 108/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    81/30 = 81 × 2/30 × 2 = 162/60
  4. Add the two like fractions:
    108/60 + 162/60 = 108 + 162/60 = 270/60
  5. 270/60 simplified gives 9/2
  6. So, 36/20 + 81/30 = 9/2
    In mixed form: 41/2

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