Casio Fx82tl Manual
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C A S I O f x - 8 2 T L UNIVERSITY OF SOUTHERN QUEENSLAND The Learning Centre | Learning and Teaching Support Unit
MASTERING THE CALCULATOR USING THE CASIO fx-82TL Learning and Teaching Support Unit (LTSU) The Learning Centre Guide book
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 FrameMaker7.1 on a Pentium workstation.
TABLE OF CONTENTS PA G E Introduction1 A word about starting out2 1. Addition and subtraction3 2. Multiplication and division7 3. Brackets9 4. Powers10 5. Fractions16 6. Using the x-1 key 18 7. Scientific notation19 8. Factorial x!21 9. Using memory22 10. Statistics24 11. Linear regression30 12. Trigonometric functions33 13. Exponential and logarithmic functions35 14. Degrees, minutes, seconds37
Review calculator exercises 39 Calculator solutions 40
Mastering the Calculator using the Casio fx-82TL 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 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: 07 4631 2751 Email: [email protected] Fax: 07 4631 1801 Home page: http://www.usq.edu.au/ltsu
2 Mastering the Calculator using the Casio fx-82TL A word about starting out Make sure you are in the correct mode selection and that all previous data is cleared. For e.g. To perform arithmetic operations press To clear all values press To clear memory press 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 twice appears on the screen press 1 so you are in Degree mode.
Mastering the Calculator using the Casio fx-82TL 3 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
4 Mastering the Calculator using the Casio fx-82TL 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).
Mastering the Calculator using the Casio fx-82TL 5 You can also use the insert key to insert anything you omitted. Example If you typed 471 + 56 but you wanted 471 + 576, press the display should read 1047. 1.4 To subtract numbers Find the key (it is shown on the photograph of the calculator following). Example To subtract 35 from 257, type The display should read 222 negative key subtraction key