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Add 16/21 and 1/20

16/21 + 1/20 is 341/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 20 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 21 × 20 = 420,
    16/21 = 16 × 20/21 × 20 = 320/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    1/20 = 1 × 21/20 × 21 = 21/420
  4. Add the two like fractions:
    320/420 + 21/420 = 320 + 21/420 = 341/420
  5. So, 16/21 + 1/20 = 341/420

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