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Add 30/18 and 45/4

1st number: 1 12/18, 2nd number: 11 1/4

30/18 + 45/4 is 155/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 4 is 36
  2. For the 1st fraction, since 18 × 2 = 36,
    30/18 = 30 × 2/18 × 2 = 60/36
  3. Likewise, for the 2nd fraction, since 4 × 9 = 36,
    45/4 = 45 × 9/4 × 9 = 405/36
  4. Add the two fractions:
    60/36 + 405/36 = 60 + 405/36 = 465/36
  5. After reducing the fraction, the answer is 155/12
  6. In mixed form: 1211/12

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