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Add 12/90 and 84/9

1st number: 12/90, 2nd number: 9 3/9

12/90 + 84/9 is 142/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    12/90 = 12 × 1/90 × 1 = 12/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    84/9 = 84 × 10/9 × 10 = 840/90
  4. Add the two like fractions:
    12/90 + 840/90 = 12 + 840/90 = 852/90
  5. 852/90 simplified gives 142/15
  6. So, 12/90 + 84/9 = 142/15
    In mixed form: 97/15

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