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Add 84/20 and 30/9

1st number: 4 4/20, 2nd number: 3 3/9

84/20 + 30/9 is 113/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    84/20 = 84 × 9/20 × 9 = 756/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    30/9 = 30 × 20/9 × 20 = 600/180
  4. Add the two like fractions:
    756/180 + 600/180 = 756 + 600/180 = 1356/180
  5. 1356/180 simplified gives 113/15
  6. So, 84/20 + 30/9 = 113/15
    In mixed form: 78/15

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