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Add 12/5 and 12/90

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

12/5 + 12/90 is 38/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    12/5 = 12 × 18/5 × 18 = 216/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    12/90 = 12 × 1/90 × 1 = 12/90
  4. Add the two fractions:
    216/90 + 12/90 = 216 + 12/90 = 228/90
  5. After reducing the fraction, the answer is 38/15
  6. In mixed form: 28/15

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