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

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 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

+

-

Subtraction

x

Multiplication

÷

Division

÷R

Division with remainder

=

Result

## D

Degrees

R

G

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

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 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.

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 References the Casio FX-65User’s Guide Casio FX-65Fraction calculator