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Add 18/5 and 84/9

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

18/5 + 84/9 is 194/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 9 is 45
  2. For the 1st fraction, since 5 × 9 = 45,
    18/5 = 18 × 9/5 × 9 = 162/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    84/9 = 84 × 5/9 × 5 = 420/45
  4. Add the two fractions:
    162/45 + 420/45 = 162 + 420/45 = 582/45
  5. 582/45 simplified gives 194/15
  6. So, 18/5 + 84/9 = 194/15
    In mixed form: 1214/15

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