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Add 81/16 and 7/4

1st number: 5 1/16, 2nd number: 1 3/4

81/16 + 7/4 is 109/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 4 is 16

    Next, find the equivalent fraction of both fractional numbers with denominator 16
  2. For the 1st fraction, since 16 × 1 = 16,
    81/16 = 81 × 1/16 × 1 = 81/16
  3. Likewise, for the 2nd fraction, since 4 × 4 = 16,
    7/4 = 7 × 4/4 × 4 = 28/16
  4. Add the two like fractions:
    81/16 + 28/16 = 81 + 28/16 = 109/16
  5. So, 81/16 + 7/4 = 109/16
    In mixed form: 613/16

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