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Add 28/18 and 12/15

1st number: 1 10/18, 2nd number: 12/15

28/18 + 12/15 is 106/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 15 is 90
  2. For the 1st fraction, since 18 × 5 = 90,
    28/18 = 28 × 5/18 × 5 = 140/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    12/15 = 12 × 6/15 × 6 = 72/90
  4. Add the two fractions:
    140/90 + 72/90 = 140 + 72/90 = 212/90
  5. After reducing the fraction, the answer is 106/45
  6. In mixed form: 216/45

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