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Add 12/5 and 45/18

1st number: 2 2/5, 2nd number: 2 9/18

12/5 + 45/18 is 49/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 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 18 × 5 = 90,
    45/18 = 45 × 5/18 × 5 = 225/90
  4. Add the two like fractions:
    216/90 + 225/90 = 216 + 225/90 = 441/90
  5. 441/90 simplified gives 49/10
  6. So, 12/5 + 45/18 = 49/10
    In mixed form: 49/10

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