How to change or set decimal places on the Texas Instruments BA II Plus calculator: 2ND FORMAT 9 ENTER 2ND QUIT. How to Change Decimal Places on Your BA II Plus. To change decimal places on the BA II Plus calculator, follow these step-by-step instructions: 1. Press the "MODE" key to access the calculator's menu. 2. Use the arrow keys to navigate to the "DEC" option and press "ENTER" to select it. 3.
DEC is short for decimal. 2 shows how many decimal places the calculator is displaying. (2 is the default even though every calculator calculates up to 13 decimal places.) Now, choose any number from 0 to 8 depending on how many decimal places you want the calculator to display. If you press 6, for instance, you will see results up to 6 decimal.. 1) Press [2nd] [FORMAT]. "DEC" is displayed, along with a value indicating the current decimal setting. 2) Input the number of decimal places to be displayed (0 - 9) and press [ENTER]. The [ENTER] key is located to the right of the [CPT] key. 3) Now press [2nd] [CPT] to exit the screen. To specify a floating-decimal format, enter a value of 9.