Solution 11956: Entering Numbers Using Scientific Notation on a TI-83 Family, TI-84 Plus Family, or TI-Nspire™ Handheld in TI-84 Plus Mode.
How do I enter numbers using scientific notation on a TI-83 family, TI-84 Plus family, or TI-Nspire handheld in TI-84 Plus mode?The EE function is used to enter numbers in scientific notation on a TI-83 family, TI-84 Plus family or TI-Nspire handheld in TI-84 Plus mode.
Please Note: EE is used to represent "times 10 to the power of".
For Example: Input 3.5 x 106 and display the results in standard form.
1) Press  [.] .
2) Press [2ND] [EE].
3) Press  [ENTER].