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# The TI-83 Plus Elementary Algebra Calculator Tutorial.

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The TI-83 Plus Elementary Algebra Calculator Tutorial

Table of Contents Introduction to the Keyboard Basics

Introduction to the Keyboard

Color Coded Keys Dark Blue Keys Black Keys Gray Keys Gold Key Green Key

Dark Blue Keys

Cursor Keys (Moves the cursor on the screen)

Dark Blue Keys Cursor Keys Operation Keys (Performs your basic add, subtract, multiply, and divide)

Dark Blue Keys Cursor Keys Operation Keys Enter Key (Works like the equal sign when doing operations)

Dark Blue Keys Cursor Keys Operation Keys Enter Key Graphing Keys (Use these to graph and work with graphs)

Dark Blue Keys Cursor Keys Operation Keys Enter Key Graphing Keys Application Key

Black Keys

On Key (Turns the calculator on)

Black Keys On Key [X, T, , n] Key (This is your variable key. Use it when you have a variable)

Black Keys On Key [X, T, , n] Key Square Key (Use this for an exponent of 2)

Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) (Use this when you have an exponent other than 2)

Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses (Can be used for grouping or multiplication)

Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH (This menu contains fractions, absolute value, roots, exponents,…)

Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH CLEAR (Clears entries on screen)

Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH CLEAR DEL (Deletes characters on the screen)

Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH CLEAR DEL MODE (Lets you select different modes for the calculator)

Gray Keys

Grey Keys Digit Keys

Gray Keys Digit Keys Decimal Key

Gray Keys Digit Keys Decimal Key Negative Key (not to be confused with the subtraction key)

Yellow Key

2 nd (This allows you to perform any command written in yellow above the keys)

Yellow Key 2 nd  OFF is 2 nd [ ON ]

Yellow Key 2 nd  OFF is [ 2 nd ] [ ON ]  √ is [ 2 nd ] [ x 2 ]

Green Key

ALPHA (This allows you to enter the alphabet characters written in green above the keys)

Green Key ALPHA  : is [ ALPHA] [. ] (Used for programming)

Green Key ALPHA  : is [ ALPHA] [. ]  Allows more than 1 command per line

TI-83 Basics

Beginning

On

Beginning On  Press

Beginning On  Press Off

Beginning On  Press Off  Press

Beginning On  Press Off  Press Contrast (makes screen lighter or darker)

Beginning On  Press Off  Press Contrast  Increase – Press

Beginning On  Press Off  Press Contrast  Increase – Press  Decrease – Press

Editing FAQS

How do I clear the line I am working on?

Editing FAQS How do I clear the line I am working on?  Press

Editing FAQS How do I clear the line I am working on?  Press How do I clear the screen?

Editing FAQS How do I clear the line I am working on?  Press How do I clear the screen?  Press on a blank line

Editing FAQS How do I clear the line I am working on?  Press How do I clear the screen?  Press on a blank line or  Press twice

Editing FAQS How do I clear the line I am working on?  Press How do I clear the screen?  Press on a blank line or  Press twice How do I change a wrong digit?

Editing FAQS How do I clear the line I am working on?  Press How do I clear the screen?  Press on a blank line  Press twice How do I change a wrong digit?  Put the cursor on top of the wrong digit and press the correct digit.

Editing FAQS How do I delete a digit or symbol?

Editing FAQS How do I delete a digit or symbol?  Put the cursor on the digit and press

Editing FAQS How do I delete a digit or symbol?  Put the cursor on the digit and press How do I insert a digit or symbol?

Editing FAQS How do I delete a digit or symbol?  Put the cursor on the digit and press How do I insert a digit or symbol?  Put the cursor to the right of the position where you want to insert something and press =

Editing FAQS How do I delete a digit or symbol?  Put the cursor on the digit and press How do I insert a digit or symbol?  Put the cursor to the right of the position where you want to insert something and press = I made a mistake on the last line but I have already pressed ENTER. Can I change it?

Editing FAQS How do I delete a digit or symbol?  Put the cursor on the digit and press How do I insert a digit or symbol?  Put the cursor to the right of the position where you want to insert something and press = I made a mistake on the last line but I have already pressed ENTER. Can I change it?  Press = then correct your mistake

Editing FAQS Help! I don’t know where I am or how I got here. What do I do?

Editing FAQS Help! I don’t know where I am or how I got here. What do I do?  Press

Editing FAQS Help! I don’t know where I am or how I got here. What do I do?  Press  If that doesn’t work, press = as many times as necessary

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