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Repeating a batch with a round-plus-half factor

Mental mathMedium

A desk handles orders in a batch and the batch is repeated times. How many orders is that in total?

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A whole number, a decimal, a fraction like 3/8 or a percent.

Hint

Think of as plus half of .

Solution
  1. Note that , so .
  2. The first part is .
  3. The second part is half of the first: .
  4. Add them: .

Answer:

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