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Add 27/60 and 3/42

27/60 + 3/42 is 73/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 42 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 60 × 7 = 420,
    27/60 = 27 × 7/60 × 7 = 189/420
  3. Likewise, for the 2nd fraction, since 42 × 10 = 420,
    3/42 = 3 × 10/42 × 10 = 30/420
  4. Add the two like fractions:
    189/420 + 30/420 = 189 + 30/420 = 219/420
  5. 219/420 simplified gives 73/140
  6. So, 27/60 + 3/42 = 73/140

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