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Add 1/16 and 7/21

1/16 + 7/21 is 19/48.

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,
    1/16 = 1 × 21/16 × 21 = 21/336
  3. Likewise, for the 2nd fraction, since 21 × 16 = 336,
    7/21 = 7 × 16/21 × 16 = 112/336
  4. Add the two like fractions:
    21/336 + 112/336 = 21 + 112/336 = 133/336
  5. 133/336 simplified gives 19/48
  6. So, 1/16 + 7/21 = 19/48

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