Casio fx-7400G PLUS

Contents
vi
Chapter 1 Getting Acquainted ...................................................... 1
1. Using the Main Menu ............................................................................ 2
2. Key Table ............................................................................................... 4
3. Key Markings ........................................................................................ 6
4. Selecting Modes ................................................................................... 6
Using the Set Up Screen ............................................................................... 6
Set Up Screen Function Key Menus ............................................................. 7
5. Display ....................................................................................................9
About the Display Screen .............................................................................. 9
About Menu Item Types ................................................................................. 9
Exponential Display ..................................................................................... 10
Special Display Formats .............................................................................. 11
Calculation Execution Screen ...................................................................... 11
6. Contrast Adjustment .......................................................................... 11
7. When you keep having problems… .................................................. 12
Get the Calculator Back to its Original Mode Settings ................................ 12
Low Battery Message .................................................................................. 12
Chapter 2 Basic Calculations ..................................................... 13
1. Addition and Subtraction ................................................................... 14
2. Multiplication ...................................................................................... 14
3. Division .................................................................................................14
4. Quotient and Remainder Division ..................................................... 15
5. Mixed Calculations ............................................................................. 16
(1) Mixed Arithmetic Calculation Priority Sequence .................................... 16
(2) Parentheses Calculation Priority Sequence .......................................... 17
(3) Negative Values ..................................................................................... 17
(4) Exponential Expressions ....................................................................... 17
(5) Rounding ............................................................................................... 18
6. Other Useful Calculation Features .................................................... 18
(1) Answer Memory (Ans) ........................................................................... 18
(2) Consecutive Calculations ...................................................................... 18
(3) Replay .................................................................................................... 19
(4) Error Recovery ....................................................................................... 19
(5) Making Corrections ................................................................................ 20
7. Using Variables ................................................................................... 21