Sep 13, 2012 · My high school math classes all required a TI-83 Plus graphing calculator. I wouldn’t have had it any other way. This calculator didn’t just help with calculus, the TI-83 Plus was a pre-smartphone smartphone. I’d spend hours in class playing games like Falldown, Block Dude, Tetris 1, and most importantly Drugwars 2. 68 CHAPTER 13 Discovering Advanced Algebra Calculator Notes for the Texas Instruments TI-83 and TI-83/84 Plus ©2004 Key Curriculum Press CHAPTER 13Calculator Notes for the TI-83 and TI-83/84 Plus Note 13A • Entering e To display the value ofe, press [e]. To define an exponential expression or function with base e, press [ex]. Note 13B ...

Time Sheet Calculator Calculate Hours allows you to enter times worked, like: 7:45, 11, 12:10, 3, 4, 4:30 and it will add up the time worked into a meaningful hour:minute format. You can then Sum Hours like: 6:35, 8:15, 26:15 for a total. See the tips below for more information. Jun 09, 2018 · As of now, the TI-83, TI-86 and TI-89 are the commonest models that are widely used. A few other models by HP, Canon and others have also gained good reputation as well. However, the support network for the TI-models is more substantial than for other brands; That includes discussion boards online. Best Calculator for Statistics: Models TI-83: