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Add 84/9 and 20/5

1st number: 9 3/9, 2nd number: 4 0/5

84/9 + 20/5 is 40/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 5 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 9 × 5 = 45,
    84/9 = 84 × 5/9 × 5 = 420/45
  3. Likewise, for the 2nd fraction, since 5 × 9 = 45,
    20/5 = 20 × 9/5 × 9 = 180/45
  4. Add the two like fractions:
    420/45 + 180/45 = 420 + 180/45 = 600/45
  5. 600/45 simplified gives 40/3
  6. So, 84/9 + 20/5 = 40/3
    In mixed form: 131/3

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