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Add 81/2 and 16/10

1st number: 40 1/2, 2nd number: 1 6/10

81/2 + 16/10 is 421/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 10 is 10

    Next, find the equivalent fraction of both fractional numbers with denominator 10
  2. For the 1st fraction, since 2 × 5 = 10,
    81/2 = 81 × 5/2 × 5 = 405/10
  3. Likewise, for the 2nd fraction, since 10 × 1 = 10,
    16/10 = 16 × 1/10 × 1 = 16/10
  4. Add the two like fractions:
    405/10 + 16/10 = 405 + 16/10 = 421/10
  5. So, 81/2 + 16/10 = 421/10
    In mixed form: 421/10

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