Casio introduction

The symbol for the main menu is

• Settings

• Esc

• Rotate

To write a negative number use which key

• -

• Shift +

• (-)

• Shift -

To find variables use which key

• Shift

• Exe

• EXP

• Keyboard

To expand a bracket use

• Edit

  Clear All

• Action

  Transformation

  Expand

• Action

  Calculation

  Expand

• Edit

  Clear all variables

To factorise an expression use

• Action

  Transformation

  factor

  factor

• Action

  Calculation

  Fraction

• Action

  Calculation

  Equation/inequality

• Action

  Transformation

  Combine

To simplify an expression

• Write the expression then hit EXE

• Write the expression then hit Simplify

• Write the expression

  Transformation combine

• 2 ways

  Write the expression then hit simplify

  or Write the expression

  Trnsformation

  combine

To change from a fraction to a decimal or vice versa

• You cannot change

• Type the fraction then hit simplify

  or

  Highlight the answer then hit 0.5 -> 1/2 button

• Highlight the answer then hit

  0.5 -> 1/2

  button

• Type the fraction and then hit simplify

To get the answer to 25 x 9, after entering I

• Hit the = button

• Hit the EXP button

• Hit the EXE button

• Hit the Shift button

The trigonometric ratios sin, cos & tan can be found on

• EXP

• Keyboard

• Edit

• Action

To solve for an unknown in 8x = 42

• Action

  Equation/Inequality

  Solve

  (8x = 42,x)

• Action

  Equation/Inequality

  Solve

  (8x = 42)

• Action

  Equation/Inequality

  Solve

  (8x = 42,s)