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Administrative Assistant's and Secretary's Handbook, 5th Edition by Jennifer Wauson, Kevin Wilson, James Stroman

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Chapter 41

Business Math

There are a variety of business-related math formulas that may be used by administrative assistants when preparing documents or correspondence. While it is not difficult to calculate these formulas manually, most likely you will use a calculator or spreadsheet such as Microsoft Excel.

In addition to calculations, numerical data in a spreadsheet can be easily converted to attractive graphs and charts for use in your documents and presentations.

Using a Calculator

Calculators are fairly simple to use except when working with negative numbers and more complex formulas involving exponents. Whether you use a physical calculator or a software calculator on your computer, all calculators have four basic operations and each has ...

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