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Add 16/21 and 3/36

16/21 + 3/36 is 71/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 36 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 21 × 12 = 252,
    16/21 = 16 × 12/21 × 12 = 192/252
  3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
    3/36 = 3 × 7/36 × 7 = 21/252
  4. Add the two like fractions:
    192/252 + 21/252 = 192 + 21/252 = 213/252
  5. 213/252 simplified gives 71/84
  6. So, 16/21 + 3/36 = 71/84

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