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Add 81/8 and 14/5

1st number: 10 1/8, 2nd number: 2 4/5

81/8 + 14/5 is 517/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 5 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    81/8 = 81 × 5/8 × 5 = 405/40
  3. Likewise, for the 2nd fraction, since 5 × 8 = 40,
    14/5 = 14 × 8/5 × 8 = 112/40
  4. Add the two like fractions:
    405/40 + 112/40 = 405 + 112/40 = 517/40
  5. So, 81/8 + 14/5 = 517/40
    In mixed form: 1237/40

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