Casio fx-82MS Manual

C A S I O fx-82MS

MASTERING THE
CALCULATOR USING THE
CASIO fx-82MS
Learning and Teaching Support Unit (LTSU)
The Learning Centre
Guide book
Written by
Linda Galligan

Published by
University of Southern Queensland
Toowoomba Queensland 4350
Australia
http://www.usq.edu.au
©University of Southern Queensland, 2006.1.
Copyrighted materials reproduced herein are used under the provisions of the Copyright Act 1968 as amended, or
as a result of application to the copyright owner.
No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any
means electronic, mechanical, photocopying, recording or otherwise without prior permission.
Produced by the Distance and e-Learning Centre using FrameMaker5.5.6 on a Pentium workstation.

TABLE OF
CONTENTS
PAGE
Introduction 1
A word about starting out 2
1. Addition and subtraction 4
2. Multiplication and division 8
3. Brackets 10
4. Powers 11
5. Fractions 17
6. Using the x–1 key 19
7. Scientific notation 20
8. Factorial x!22
9. Using memory 23
10. Statistics 25
11. Linear regression 31
12. Trigonometric functions 34

13. Exponential and logarithmic functions 36
14. Degrees, minutes, seconds 38
Review calculator exercises 41
Calculator solutions 42
Your notes 44

Mastering the Calculator using the Casio fx-82MS 1
Introduction
This is one in a series of booklets prepared to assist students who are learning to use a
calculator. They have been prepared by staff in The Learning Centre from the Learning and
Teaching Support Unit (LTSU) at USQ. The series comprises:
Mastering the calculator
•Using the Casio fx-100s (also suitable for Casio fx-570)
•Using the Casio fx-100AU
•Using the Casio fx-82LB
•Using the Casio fx-82TL
•Using the Casio fx-82MS
•Using the Sharp EL-531LH
•Using the Sharp EL-556L
•Using the Sharp EL-531RH
The instructions in this booklet only explain some of the keys available on your calculator
necessary for basic work in data manipulation. If you require more assistance please contact
The Learning Centre. If you would like information about other support services available
from The Learning Centre, please contact
The Learning Centre (TLC)
Learning and Teaching Support Unit (LTSU), S-Block
The University of Southern Queensland
Telephone: [phone]
Email: [email protected]
Fax: [phone]
Home page: http://www.usq.edu.au/ltsu
Note the booklets are also available online at the above address (follow the prompts).

2Mastering the Calculator using the Casio fx-82MS
A word about starting out
•Make sure you are in the correct mode selection and that all previous data is cleared.
•Example: To perform arithmetic operations press
•To clear all values press
•To clear memory press
The screen displays
Press to clear memory
•If your calculator has FIX or SCI on the display press three times
appears on the screen
press 3, then 2 so you are in Normal mode.
•If your calculator has RAD or GRAD on the display press two times
appears on the screen
press 1 so you are in Degree mode.
Mcl Mode All

Mastering the Calculator using the Casio fx-82MS 3
•There is also a mode which gives you a preference for displaying the decimal point as a
dot or comma as 34.26 or 34, 26.
Press four times until is displayed.
Press then forward once
Press for dot end (separates thousands with comma)
Press for comma (separates thousands with dot).
DISP
1

4Mastering the Calculator using the Casio fx-82MS
1. Addition and subtraction
1.1 To add numbers
Find the key
(it is shown on the photograph of the calculator here).
Example
To add 7 and 3, type
The display should read 10
Example
I want to find the total amount I earned in the past four weeks. If I earned $471, $575, $471
and $528, the key strokes would be
The display should read 2045.
addition key
DEL key

Mastering the Calculator using the Casio fx-82MS 5
1.2 Sometimes you make an error when typing in a number
If this happens use the key to cancel the number and then type in the correct number
and continue.
Example
If you want to enter 3 + 4 but accidentally type
press to cancel the 5.
Now type
Example
If I want to add 471 and 575 but I typed
I can cancel 6 by typing and then typing
The display should read 1 046.
‘Try practising cancelling with the key until you are comfortable with its use.’
1.3 The keys are used when you to delete other data
Example
If you typed:
471 + 546
but you wanted 471 + 576
press the key twice. The 4 flashes. Press . The 7 now replaces the 4.
Press .
The display should read 1 047.
Practice using this key when replacing digits, operation keys (+ – ×÷), or more than one digit
(use the DEL key).