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Add 84/20 and 20/18

1st number: 4 4/20, 2nd number: 1 2/18

84/20 + 20/18 is 239/45.

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,
    84/20 = 84 × 9/20 × 9 = 756/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    20/18 = 20 × 10/18 × 10 = 200/180
  4. Add the two like fractions:
    756/180 + 200/180 = 756 + 200/180 = 956/180
  5. 956/180 simplified gives 239/45
  6. So, 84/20 + 20/18 = 239/45
    In mixed form: 514/45

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