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Add 81/5 and 2/40

1st number: 16 1/5, 2nd number: 2/40

81/5 + 2/40 is 65/4.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 5 × 8 = 40,
    81/5 = 81 × 8/5 × 8 = 648/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    2/40 = 2 × 1/40 × 1 = 2/40
  4. Add the two like fractions:
    648/40 + 2/40 = 648 + 2/40 = 650/40
  5. 650/40 simplified gives 65/4
  6. So, 81/5 + 2/40 = 65/4
    In mixed form: 161/4

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