Best Uses for the TI-84 Graphing Device in the Classroom

What Operating System do you have? See if you have the most current Operating System Press to access MEM Select 1:About The most current OS is If you don’t have it, then Missy Renshaw Katie McCain if you don’t know how to update

Graphing Basics Press

How do I find my graph?

Resetting the Calculator *Note: After resetting the memory you will need to Press MODE and select a+bi for complex form and turn Stat Diagnostics ON

TI Website for Teachers wnloads/US/Activities/

TI for Middle Grades

Activity from 8 th Grade Textbook

Multiple Representations!

Great Internet Resource ge.htm

Fractions Press to see to see the fraction menu. n/d: Template for proper or improper fraction U n/d: Template for mixed number -> n/d U n/d: Convert between proper or improper fraction and mixed number -> F D: Convert between fraction and decimal

Sample Question – Grade 6

Storing Values and Equations Store a value by entering a value, pressing, thenand whatever letter you’d like to use. Access Y1 with – To substitute into a stored equation (in Y= menu), use function notation: Y1(15) will substitute 15 into the equation in Y1. Y1(A) will substitute the stored value for “A” into Y1. – store an equation from a regression

Sample Question – Grade 7

Data Collection Lists: – Create lists by pressing – To clear a list, highlight the name & press – Enter data; make sure dimensions match. Regression (On OS 2.53 or earlier): – Press and choose appropriate regression – Store in Y1: – Press ENTER when screen looks like:

Data Collection Lists: – Create lists by pressing – To clear a list, highlight the name & press – Enter data; make sure dimensions match. Regression (On the most current OS 2.55): – Press and choose appropriate regression – Press ENTER after you cursor down to calculate: Select Y1 by pressing Alpha F4

Sample Question – Grade 8

Type just as you see it in the problem OR use the EE command

Sample Question Algebra I - Algebra

Inequalities Press APPS to access built in applications

Inequalities (continued)

Troubleshooting The TI-84 Plus detects errors while performing these tasks. – Evaluating an expression – Executing an instruction – Plotting a graph – Storing a value

Common Error Messages

Link for the entire document I84PlusGuidebook.pdf