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Add 28/9 and 12/90

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

28/9 + 12/90 is 146/45.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    28/9 = 28 × 10/9 × 10 = 280/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    12/90 = 12 × 1/90 × 1 = 12/90
  4. Add the two like fractions:
    280/90 + 12/90 = 280 + 12/90 = 292/90
  5. 292/90 simplified gives 146/45
  6. So, 28/9 + 12/90 = 146/45
    In mixed form: 311/45

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