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Add 18/42 and 6/28

18/42 + 6/28 is 9/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 28 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 42 × 2 = 84,
    18/42 = 18 × 2/42 × 2 = 36/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    6/28 = 6 × 3/28 × 3 = 18/84
  4. Add the two like fractions:
    36/84 + 18/84 = 36 + 18/84 = 54/84
  5. 54/84 simplified gives 9/14
  6. So, 18/42 + 6/28 = 9/14

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