It's a Parallelogram, You Say?
Students represent complex numbers in the complex plane as points or vectors and display the sum and difference of two complex numbers as diagonals of the parallelograms they define.https://education.ti.com/en/activity/detail/its-a-parallelogram-you-say
Solution 30631: Locating and Transferring TI-Nspire CX Navigator Portfolio and Roster Files.
...path listed above using the steps that match your operating system. • Save the entire folder [TI-Nspire CX Premium] to an external drive that can be accessible on the other computer such as a USB Drive or Network Share. • Go to the second computer you want to copy the portfolio and roster files a...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-navigator/product-usage/30631
Solution 34616: Inverse Cosine of the Tangent of -5π/4 on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...lus and TI-84 Plus family of graphing calculators only perform calculations with 14 digits in the memory, the calculation of tan (-5*π/4) loses some accuracy on the last digit. Internally, the answer of tan(-5*π/4) is not -1 but something like -1.0000000000001. The display routine on the calculat...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34616
Operation Rules
In this short activity, students use interactive pages with sliders to determine rules for different combinations of adding and subtracting positive and negative numbers such as adding two negative numbers.https://education.ti.com/en/activity/detail/operation-rules
Alternating Series
Students will use the capabilities of their handhelds to find limits and compare two series to determine if the alternating series converges or diverges. Then students will approximate the sum of an alternating series by using a table to find partial sums and using the Alternating Series Remainde...https://education.ti.com/en/activity/detail/alternating-series_1
Exploring Pi with the TI-Nspire
We've all done the lesson where you use a string to compare the measurements of the circumference and the diameter of a circle. Students can now explore that same activity on the TI-Nspire.https://education.ti.com/en/activity/detail/exploring-pi-with-the-tinspire
Chinese Decimals
This is a game to practice comparing and ordering decimal numbers.https://education.ti.com/en/activity/detail/chinese-decimals
Solution 37798: What connection ports are available on the TI-Innovator™ Hub, and what can they connect to?
...5V sensors. Most sensors will work in any of the ports. (i.e., a 3.3V sensor will not get damaged if used with IN 3, but the readings may not be accurate) 3 output ports: Used to control output modules: OUT 1 and OUT 2 are for use with modules requiring 3.3V. OUT 3 is for use with m...https://education.ti.com/en/customer-support/knowledge-base/ti-innovator-technology/product-usage/37798
An ounce of prevention
Students will collect measures off of containers for the volume in both milliliters and ounces. They will set up a plot to determine the relationship between the two measures. Students will predict values for volumes in one unit, given the other.https://education.ti.com/en/activity/detail/an-ounce-of-prevention
Adding and Subtracting Fractions with Common Denominators
This activity uses interactive number lines to investigate addition and subtraction of fractions that refer to the same whole, with like denominators. Students may reason about the process as 1) decomposing each fraction into unit fractions and counting the total number of unit fractions that wou...https://education.ti.com/en/activity/detail/adding-and-subtracting-fractions-with-common-denominators
TI-84 Plus SE family Operating System
IMPORTANT!! This OS features MathPrint™. TI Connect™ for Windows® or or TI Connect™ for Macintosh® is required to install this update....sic mode. Quickly recall an input/output by simply highlighting it and pressing enter.** * Please update your Catalog Help to version 1.1 for compatibility with TI-84 Plus operating system update, version 2.53MP or higher. ** Lists and matrices as output will not paste from the history. ...https://education.ti.com/en/software/details/en/400C88E8E75B4123BB7E90B6A676368D/ti84plusseoperatingsystem
Financial Calculator Borrow Program
...who recommend the BA II PLUS™ or BA II PLUS™ PROFESSIONAL financial calculator to their classes. Our Finance Educator Support Program will send you a FREE BA II PLUS PROFESSIONAL calculator and Emulator Software for use with your classroom PC and projection system. Your students can then follow a...https://education.ti.com/en/teachers/financial-calculator-borrow-program
Common Core Nuggets: Geometry
These are a series of short, interactive LUA applets that help students grasp the important ideas of specific indicators in the Common Core Curriculum. This collection contains applets that will help teachers implement Common Core Geometry Standard G-GPE 1, 3 for High School Mathematics. There ...https://education.ti.com/en/activity/detail/common-core-nuggets-geometry
Modeling Probabilities
This activity approaches probability distributions as functions taking information about a dataset as inputs and outputting a set of probabilities. This is analogous to the familiar process of choosing a function to model a set of x-y pairs. Students use simulations to explore increasing number o...https://education.ti.com/en/activity/detail/modeling-probabilities_1
Webinar | Beyond the Basics: Unlocking TI-84 Power for Algebra 1 and 2
...ials) visual and intuitive for your students. Save time and simplify complex tasks: Learn quick tips for using the TI-84 to perform calculations, freeing up more class time for conceptual learning and problem-solving. Enhance problem-solving skills: Equip your students with calculator str...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/online-learning/on-demand-webinars/2025/aug-19-2025-beyond-the-basics-unlocking-ti-84-power-for-algebra
Apps and OS Download Instructions | Texas Instruments
...out. 3. Press Enter. 4. Check for latest OS version number. Check out the Latest App & OS Versions. 2. Next, you’ll need TI Connect™ Software. This free software makes it possible not only to transfer your Apps to your TI calculator, but will also capture screen images to use in presentations, ...https://education.ti.com/en/product-resources/download
Webinar | Leveraging TI-Nspire™ Technology for Student Use During the ACT® Exam
...dent Use During the ACT® Exam In this webinar, we will share ACT® strategies for the math portion of the test that will help students succeed when using their TI-Nspire™ CX II graphing calculator. We will work through questions similar to those on the ACT® math test, discussing m...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/online-learning/on-demand-webinars/2025/mar-18-2025-leveraging-ti-nspire-technology-during-the-act-exam