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Add 5/16 and 2/21

5/16 + 2/21 is 137/336.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 21 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 16 × 21 = 336,
    5/16 = 5 × 21/16 × 21 = 105/336
  3. Likewise, for the 2nd fraction, since 21 × 16 = 336,
    2/21 = 2 × 16/21 × 16 = 32/336
  4. Add the two like fractions:
    105/336 + 32/336 = 105 + 32/336 = 137/336
  5. So, 5/16 + 2/21 = 137/336

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