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Add 4/16 and 3/20

4/16 + 3/20 is 2/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 20 is 80
  2. For the 1st fraction, since 16 × 5 = 80,
    4/16 = 4 × 5/16 × 5 = 20/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    3/20 = 3 × 4/20 × 4 = 12/80
  4. Add the two fractions:
    20/80 + 12/80 = 20 + 12/80 = 32/80
  5. After reducing the fraction, the answer is 2/5

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