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Add 18/28 and 3/12

18/28 + 3/12 is 25/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 12 is 84
  2. For the 1st fraction, since 28 × 3 = 84,
    18/28 = 18 × 3/28 × 3 = 54/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    3/12 = 3 × 7/12 × 7 = 21/84
  4. Add the two fractions:
    54/84 + 21/84 = 54 + 21/84 = 75/84
  5. After reducing the fraction, the answer is 25/28

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