Calculator
Calculator App Features
The first icon across the top row of the TI-84 Evo-T Home Screen is Calculator App. Enter the Calculator App by highlighting the icon and pressing =.
Pressing *, will take you to Home Screen. Pressing * again will take you to Calculator App.
For menus and functions from Calculator App, see the examples below.
Entering and evaluating an expression
To create an expression, you enter numbers, variables, and functions using the keyboard and menus. An expression is evaluated when you press =, regardless of the cursor location. The entire expression is evaluated according to EOS™ rules, and the answer is displayed according to the mode setting for Answer.
Navigating calculation history and using an item from history
Calculations are stored in home screen history. To access the calculation history use the up arrow key ≤ and the down arrow key ≥ to scroll through the entire history. Press = to paste the entry or output item into the current cursor location.
Note: When you are in a MathPrint™ template, the cursor turns into a right arrow to indicate that you must press the right arrow key › to get out of the template before you continue entering the calculation.
Note: When you are in a MathPrint™ template, press b and the up arrow key ≤ to jump the cursor to the history for selecting and pasting a previous result into the MathPrint™ entry template.
Note: You can delete an item from history, by highlighting the item and pressing k.