This is an activity for you to do on your own calculator. It is important the you become familiar with the calculator you will use in class and in exams.
Refer to the skill list below to find the skill you would like to learn. Watch the animation and then practise answering the questions in the exercise with your own calculator.
1. To make your calculator work in degrees (rather than radians or gradians) press the key a number of times until you see:
Press the number key 1 to select degrees.
To initialise the calculation mode and setup, and clear replay memory and variables press .
To clear the variables press .
A printable sheet on which pupils can make notes and keep a record of the calculator skills they learn is available to Transum subscribers:
Most scientific calculators come with a built in function to produce random numbers. The Casio fx350es plus, fx82es, fx83es, fx85GT plus range have, above the decimal point key, a function called RanInt. It is written in red so is accessed after pressing the Alpha button at the top of the keypad.
The video to the right show how the RanInt function is used to emulate the rolling of a normal, six-sided dice.
If you enjoyed doing this activity you might like to try some of the activities on the Calculator topic page.
If you have a TI-Nspire CX calculator (GDC) you will probably be interested in 20 essential skills, beyond the basics, put together in a 'learn a skill a day' presentation called GCD Essentials.
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