Learning to use your calculator is an important part of learning maths. Click here for videos and PowerPoints which explain how to use your calculator to help with probability, statistics, trigonometry, number, algebra and functions.

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Rules Regarding the Use of Calculators in the State Examinations – circular S93-05

List of Permitted and Prohibited Calculators for the State Examinations – May 2012

Suitable calculators for State examsinclude:

Casio Fx83gt Plus Scientific Calculator                Sharp Scientific Calculator El-W531b
 ISBN 4971850185093                                                        ISBN 4974019025940

Manual for fx-83_85GT_PLUS_E

To set Casio 83 calculator to calculate the sin of an angle in degrees.

1.Set the correct angle unit required by your problem: degrees, radians, or grads. [SHIFT][MODE] [3:deg] or [4:Rad]

2. Press the key for the function COS, SIN, or TAN
[Sin] displays sin(

3.Enter the angle 30 deg Screen shows sin(30
Close the right parenthesis ) Screen shows sin(30)
4.Press [=] Screen displays 0.5

Here is a description by the Open University of how to use a scientific calculator using Casio FX83 as an example.

In 2019 the Casio fx-83 Plus was upgraded to the fx-83GTX with


  • New high resolution screen (easier to read)
  • New menu & display system (easier to access functions)
  • Results easier / quicker to view with scrolling screen
  • Improved statistics, tables & ratio functions


Project Maths Calculator Videos


Calculator Guide Videos

The Calculator Guide is a series of videos designed to guide you through using the features and functions of your calculator.