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Add 12/30 and 2/90

12/30 + 2/90 is 19/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 90 is 90
  2. For the 1st fraction, since 30 × 3 = 90,
    12/30 = 12 × 3/30 × 3 = 36/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    2/90 = 2 × 1/90 × 1 = 2/90
  4. Add the two fractions:
    36/90 + 2/90 = 36 + 2/90 = 38/90
  5. 38/90 simplified gives 19/45
  6. So, 12/30 + 2/90 = 19/45

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