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Add 81/40 and 30/16

1st number: 2 1/40, 2nd number: 1 14/16

81/40 + 30/16 is 39/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 40 × 2 = 80,
    81/40 = 81 × 2/40 × 2 = 162/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    30/16 = 30 × 5/16 × 5 = 150/80
  4. Add the two like fractions:
    162/80 + 150/80 = 162 + 150/80 = 312/80
  5. 312/80 simplified gives 39/10
  6. So, 81/40 + 30/16 = 39/10
    In mixed form: 39/10

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