Delta FX 65 User Manual
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FX 65 Training guide

Tools

FX 65 Fraction Calculator

 

Overhead OH 65

 

 

Handouts

Applicable activities

 

Activities for the Classroom FX-65Fraction Calculator

Other materials

Quick Reference Guide (inside the calculator cover)

Key Points/ Overview

True fraction display

Fraction and decimal conversions

Integer division (quotient and remainder)

Ability to fix decimal places

Basic scientific functions

Single variable statistics

Super solar poweroperates even in low light

Content

Display Indicators

Display Set Up

Basic Arithmetic Calculations

Basic Functions and Operations

Basic Calculations

Fraction calculations and simplification

Percent calculations

Default angle unit setting and conversions

Powers and roots

Internal Rounding

Probability

Random number generation

Permutations and combinations

Factorials

Memory

Memory Calculations

Constant Memory Calculations

Trigonometry

Trigonometric/Inverse Trigonometric Functions

Hyperbolic/ Inverse Hyperbolic Functions

Coordinate Conversion

Logarithmic Functions

Statistics

Entering and analyzing statistical data

1

References the Casio FX-65User’s Guide

Casio FX-65Fraction calculator

FX 65 Training guide

Display Indicators

The display window has many indicators that will be displayed when a certain function is performed. Alternatively, it may also show the status of a setting. The following is a list of the display indicators along with a description:

 

Indicator

Meaning

 

FIX

Number of decimal places is fixed.

 

SCI

Number of significant digits is fixed.

 

SIMP

Displayed fraction can be simplified.

 

R

Remainder of division.

 

3-digitseparator

( )

Parentheses

 

M

A value is stored in memory.

 

E

Error

+

 

 

Addition

-

 

 

Subtraction

 

x

Multiplication

÷

 

 

Division

 

÷R

Division with remainder

=

 

 

Result

 

D

 

Degrees

 

R

 

Radians

 

G

 

Grads

 

STAT

Statistics mode. The calculator is in the COMP

 

 

 

 

mode when this indicator is not on the display.

 

xy

The yth power ofx.

 

x1/y

The yth root ofx.

 

F1

Data is stored in constant memory F1.

 

F2

Data is stored in constant memory F2.

 

S

 

[SHIFT] was pressed

 

Hyp

Hyperbolic function

2

References the Casio FX-65User’s Guide

Casio FX-65Fraction calculator

FX 65 Training guide

Display Set Up

The FX-65allows you to change the display format for the following: Fixed number decimal places

Number of significant digits in scientific notation Engineering notation mode

Key

 

Function

[FIX] n

 

Sets the number of decimal places according to the

 

 

value you input for n (0 – 9).

[FIX] [.]

 

Clears the decimal place setting.

[SHIFT] [SCI] n

Sets the number of significant digits according to

 

 

the value you input for n (0 – 9).

[SHIFT] [SCI] [.]

Clear the scientific notation setting.

[SHIFT] [ENG]

 

Enters the engineering notation mode and

 

 

normalizes the displayed value so its exponent is a

 

 

positive multiple of three.

[SHIFT] [ ENG

]

Enters the engineering notation mode and

normalizes the displayed value so its exponent is a

 

 

 

 

negative multiple of three.

3

References the Casio FX-65User’s Guide

Casio FX-65Fraction calculator