How to remove scientific notation in scientific calculator?
The method varies from one model to another. Usually, it is close to those shown below.
TI models: Press [SCI/ENG]. The display shows FLO SCI ENG. Use the left arrow key to select FLO. Then press [=].
On other TI models, press [2nd] [FLO].The display switches to decimal notation.
Casio models: Press [SHIFT][MODE][6:Fix]. You are then prompted to enter a number between 0 and 9. The number you enter fixes the number of decimal digits your results will have. Then press [=].
Sharp models: Press [SET UP] [1:FSE] [0:FIX]. This sets the calculator to use a fixed number of decimal places. Then press [SET UP] [2:TAB]. The display shows TAB(0-9)? Enter the number of digits you want after the decimal point.
You may have to experiment with your specific calculator. When all else fails, READ THE MANUAL.
Well written, simple explanation on this site: http://www.dummies.com/how-to/content/set-the-mode-on-your-ti84-plus-calculator.html