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Add 28/45 and 18/12

1st number: 28/45, 2nd number: 1 6/12

28/45 + 18/12 is 191/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 12 is 180
  2. For the 1st fraction, since 45 × 4 = 180,
    28/45 = 28 × 4/45 × 4 = 112/180
  3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
    18/12 = 18 × 15/12 × 15 = 270/180
  4. Add the two fractions:
    112/180 + 270/180 = 112 + 270/180 = 382/180
  5. After reducing the fraction, the answer is 191/90
  6. In mixed form: 211/90

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