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Add 84/18 and 5/45

1st number: 4 12/18, 2nd number: 5/45

84/18 + 5/45 is 43/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    84/18 = 84 × 5/18 × 5 = 420/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    5/45 = 5 × 2/45 × 2 = 10/90
  4. Add the two like fractions:
    420/90 + 10/90 = 420 + 10/90 = 430/90
  5. 430/90 simplified gives 43/9
  6. So, 84/18 + 5/45 = 43/9
    In mixed form: 47/9

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