4 Contents
5. Fractions.....................................................................5-1
Entering Fractions ....................................................................5-1
Fractions in the Display.............................................................5-2
Display Rules ......................................................................5-2
Accuracy Indicators.............................................................5-3
Changing the Fraction Display...................................................5-4
Setting the Maximum Denominator........................................5-4
Choosing a Fraction Format .................................................5-6
Examples of Fraction Displays...............................................5-8
Rounding Fractions...................................................................5-8
Fractions in Equations...............................................................5-9
Fractions in Programs .............................................................5-10
6. Entering and Evaluating Equations...............................6-1
How You Can Use Equations.....................................................6-1
Summary of Equation Operations...............................................6-3
Entering Equations into the Equation List......................................6-4
Variables in Equations .........................................................6-4
Numbers in Equations..........................................................6-5
Functions in Equations .........................................................6-5
Parentheses in Equations ......................................................6-6
Displaying and Selecting Equations............................................6-6
Editing and Clearing Equations..................................................6-8
Types of Equations ...................................................................6-9
Evaluating Equations ..............................................................6-10
Using ENTER for Evaluation................................................6-11
Using XEQ for Evaluation...................................................6-12
Responding to Equation Prompts .........................................6-13
The Syntax of Equations..........................................................6-14