FX 65 Training guide

 

 

 

 

% change, when a value is increased

 

 

 

From 30 to 36

 

[36] [ - ] [30] [SHIFT] [%]

20

Percent of increase, when an amount is added.

 

 

300 cc is added to 500 cc

[300] [+] [500] [SHIFT] [%]

160

Default angle unit setting and conversions

 

 

 

[DRG]

 

Changes the default angle unit cyclically between degrees, radians,

 

 

and grads.

 

 

 

[SHIFT] [DRG]

Changes the default angle unit cyclically between degrees, radians,

 

 

and grads, and converts the displayed value accordingly.

 

Powers and roots

 

 

 

 

[x2]

 

Squares a number. Example: [5] [x2 ]

 

[SHIFT] [x3]

 

Cubes a number. Example: [3] [SHIFT] [x3]

 

[xy]

 

Raises a number to a power (other than 2 or 3).

 

 

 

Example: [2] [xy] [4] [=]

 

 

[SHIFT] [1/x]

 

Calculates the reciprocal of the displayed value.

 

 

 

Example: [3] [SHIFT] [1/x]

 

 

[SHIFT] [

]

Calculates the square root of a number.

 

 

 

Example: [9] [SHIFT] [

]

 

[SHIFT] [ 3

]

Calculates the cube root of a number.

 

 

 

Example: [27] [SHIFT] [ 3

]

 

[SHIFT] [x1/y]

 

Calculates the specified root of a number.

 

 

 

Example: For 271/3, press [27] [SHIFT] [x1/y] [3] [=]

 

Internal Rounding

Calculates internal rounding based on the number of decimal places you have on the display. For example, set the calculator to 3 fixed decimal places.

Press [200] [] [7] [=]

Press [SHIFT] [RND]. This will truncate the number at 3 decimal places. Press [x] [14] [=]

(The answer displayed is 399.994).

6

References the Casio FX-65 User’s Guide

Casio FX-65 Fraction calculator

Page 6
Image 6
Delta FX 65 manual Drg, Shift DRG