This box for development only and will not be included in the production version.

ee:

As entered:

  * 10      * 10 =   * 10

In decimal form:

  =
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Scientific Calculator

Example: calculate the expression: 243.4+345*98.1

  1. Following rules of operation enter the number 345 using the key pad. If you make a mistake, use the backspace button ⇦ or clear the entry using the "CE" button
  2. Click on "*" button, then enter the number 98.1 and press the "=" button to get the intermediate result
  3. Click the "+" button, enter 243.4 and press "=" button to get the final result shown in lower box
  4. Use the "⇧" and "⇩" keys to move the numbers to/from the memory register (lower box)
  5. Use the CLR button to clear all results and begin again.

Additional reading on online calculators is available at:

  1. Wikipedia

Disclaimer. See comments in Javascript for important attribution.