Question about Texas Instruments TI-30XA Calculator

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Decimal Mode I have a texas insturments TI-30XA calculator and I lost my manual. How do I switch to decimal mode? Thank you

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  • mathgirl Jan 02, 2008

    Thanks for the help. IT WORKS!



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To toggle the mode you hit 2nd [F<>D]

Here's where you can download the manual:

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Posted on Jan 02, 2008


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1 Answer

Adding 0

What does that mean adding? Displaying extra zeros? If that is the case Press [2nd][.] and limit the number of decimal you want.
You can put the calculator in FLOating mode: Press 2nd DRG and choose FLO.

Apr 15, 2014 | Texas Instruments TI-30XA Calculator

1 Answer

How do i go from dms to decimal degrees with my ti-30x IIs

Press the key that is marked with a small circle, an apostrophe, and a double quotation mark. That is the DMS key. You can use it to convert from Decimal degress to DMS and back.

Oct 27, 2011 | Texas Instruments TI-30XA Calculator

1 Answer

What are the display modes on a TI-30XA calculator?

Scientific, Engineering, Floating decimal, and Fixed decimal.

Full details are in the "Notation" section of the manual.

Sep 12, 2011 | Texas Instruments TI-30XA Calculator

1 Answer

How do I convert from decimals to fraction with my TI-30X IIS calculator? I need the step by step process

The following examples will demonstrate how to convert decimals into fractions using the TI-30Xa and TI-30Xa Solar. Please be aware that TI-30Xa Solar School Edition calculators do not have this functionality.

Example: Convert .25 to 1/4
- Input .25, press [2nd][<--] (says F<>D above it).

** F<>D means fraction to decimal, decimal to fraction.

Example: Convert 1.38 to 1_19/50

- Input 1.38, press [2nd][<--].

Example: Convert 9.75 to 9_3/4

- Input 9.75, press [2nd]{<--].

Mar 08, 2011 | Texas Instruments TI-30XA Calculator

1 Answer

How can i enter a decimal exponent in ti -30xa

Use the EE key located just above the 7 key. For example, to enter 1.2 times ten to the 4th power, press 1 . 2 EE 4

Make sure you use the +()- key located to the right of the decimal point key to enter negative values.

Feb 14, 2011 | Texas Instruments TI-30XA Calculator

1 Answer

My TI-30Xa circa 1995 has suddenly started rounding up on the 1/10 digit. How do I correct this or is my calculator fried?

Press 2nd [FIX] then the number of digits you want to the right of the decimal point. [FIX] is on the decimal point key.

Nov 07, 2010 | Texas Instruments TI-30XA Calculator

1 Answer

I have a very old Texas TI-83 calculator, and I have not used it in years and have lost instruction manual. How do I change the setting to get the calculator to work out equations to more than two decimal...

Press MODE to enter the mode editor. Scroll to the second line and select FLOAT or a larger number of digits than the 2 it appears to be in now.

You can download a Guidebook from

May 18, 2010 | Texas Instruments TI-83 Plus Calculator

1 Answer

How to set window on texas instrument ti-83 to two decimal points

Here, follow this procedure:

  • Press [MODE] and scroll to FLOAT. Press the right arrow key until the number of decimal places needed is highlighted.
  • Press the [ENTER] key.

For 2 decimal places, 2 should be highlighted. All answers will then be rounded to 2 decimal places.

  • Press [2nd] [MODE] to return to the home screen.

Nov 29, 2009 | Texas Instruments TI-83 Plus Calculator

2 Answers

How to change a fraction to a decimal on a ti 30xa

to change a fraction to decimal on any calculator just press the numbers of the fraction and press either enter or equals.

Oct 28, 2009 | Texas Instruments TI-30XA Calculator

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