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This excel file has large displays of two Casio calculators which could be useful for class discussion. The first interactive sheet shows sets of calculations which require the use of functions including x2, √ and π. The second interactive sheet shows sets of more difficult expressions to be evaluated. Answers can be revealed and new sets of questions displayed.

There are a further seven sheets of questions requiring the use of a calculator. These may be suitable for duplicated for classroom use.

This program was designed by be viewed on a screen with a resolution of 1024 x 768. Users may have to adjust the resolution of their screen for the pages to display as was originally intended. The program uses macros which need to be enabled on users’ machine.

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