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Add 18/21 and 2/16

18/21 + 2/16 is 55/56.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 21 × 16 = 336,
    18/21 = 18 × 16/21 × 16 = 288/336
  3. Likewise, for the 2nd fraction, since 16 × 21 = 336,
    2/16 = 2 × 21/16 × 21 = 42/336
  4. Add the two like fractions:
    288/336 + 42/336 = 288 + 42/336 = 330/336
  5. 330/336 simplified gives 55/56
  6. So, 18/21 + 2/16 = 55/56

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