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Add 16/36 and 3/21

16/36 + 3/21 is 37/63.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 36 × 7 = 252,
    16/36 = 16 × 7/36 × 7 = 112/252
  3. Likewise, for the 2nd fraction, since 21 × 12 = 252,
    3/21 = 3 × 12/21 × 12 = 36/252
  4. Add the two like fractions:
    112/252 + 36/252 = 112 + 36/252 = 148/252
  5. 148/252 simplified gives 37/63
  6. So, 16/36 + 3/21 = 37/63

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