Texas Instruments TI-30 XIIS Calculator Logo

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Posted on Mar 05, 2009
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Texas Instruments TI-30X IIS Calculator '+/-' sign

Where is the '+/-' sign on this calculator, I know it has to have one, even the basic calculators have it...lol

  • Anonymous Mar 24, 2014

    im trying to use the log system on my ti-15 instrument can i do this

  • Anonymous Mar 29, 2014

    how do I replace the ink roller

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  • Posted on Mar 05, 2009
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It is just a (-) symbol and it is beside the decimal point (.) button

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Related Questions:

0helpful
1answer

What are all the errors on TI-30X IIS?

You will find the description of all potential errors in the manual.
0helpful
1answer

How to increase the brightness on a TI-30X

there is no actual way to UN dim or darken your screen its a calculator not a phone try cleaning the screen or resting it
other then that give up and stop looking for solutions cause it is a wiast of your time for one calculator
1helpful
1answer

How do i charge my TI-30X IIS calculator

You don't. The 30X IIs runs on both solar power and a 2025 lithium battery. If you need to replace the 2025 battery, see this.
0helpful
1answer

TI-30XIIS calculator how do i set up and solve a 3 by 3 system of equation

You mean a matrix or matrices. I don't know if these calculators can do such a calculation.
1helpful
1answer

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.
5helpful
2answers

Standard Percentages on TI-30X IIS

You must enter 100+10%100 or 100+10%(100). This will give you the correct answer of 110.
1helpful
1answer

Need instructions

At this site, you can get the quick reference guide AND the teacher's guide for that calculator:

http://education.ti.com/educationportal/sites/US/productDetail/us_ti30x_iis.html?bid=6
2helpful
1answer

I dont know how to do regression lines on my TI-30XA

You can't, the TI-30XA is a one variable statistical calculator, so you can't do two variable statistics with it.

You need to step up to the TI-35X or the TI-30X IIS
0helpful
3answers

Mem cleared

Press any key (except for 2nd and On), and the message should disappear.
0helpful
1answer

ANOVA

Nope, the TI-30XA is a one variable stat calculator.

Two variable stat is done OK by TI-36X or TI-30X IIS, also comparable HP or Casios
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