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Add 9/16 and 16/20

9/16 + 16/20 is 109/80.

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,
    9/16 = 9 × 5/16 × 5 = 45/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    16/20 = 16 × 4/20 × 4 = 64/80
  4. Add the two fractions:
    45/80 + 64/80 = 45 + 64/80 = 109/80
  5. In mixed form: 129/80

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