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Add 12/90 and 18/5

1st number: 12/90, 2nd number: 3 3/5

12/90 + 18/5 is 56/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 5 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 5 × 18 = 90,
    18/5 = 18 × 18/5 × 18 = 324/90
  4. Add the two like fractions:
    12/90 + 324/90 = 12 + 324/90 = 336/90
  5. 336/90 simplified gives 56/15
  6. So, 12/90 + 18/5 = 56/15
    In mixed form: 311/15

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