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Add 81/16 and 16/5

1st number: 5 1/16, 2nd number: 3 1/5

81/16 + 16/5 is 661/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 5 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    81/16 = 81 × 5/16 × 5 = 405/80
  3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
    16/5 = 16 × 16/5 × 16 = 256/80
  4. Add the two like fractions:
    405/80 + 256/80 = 405 + 256/80 = 661/80
  5. So, 81/16 + 16/5 = 661/80
    In mixed form: 821/80

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