Find where to buy the TI-84 Plus CE graphing calculator in a variety of bold, fun colors.
Download free 90-day trial versions of the most popular TI software and handheld emulators.
Any TI graphing calculator can be programmed using a language called TI-Basic. In this blog post, learn how to get started coding with your TI calculator.
Explore teaching strategies to help students succeed on the ACT® math test using TI technology.
In this activity, students will learn to quickly add lists of numbers by adding like terms and using the Distributive Property.
Students will learn to quickly add lists of numbers by adding like terms and using the distributive property.
First, students will create a list from two numbers by adding the previous two terms and find the sum of the list. This will be used to explore the “magic” behind the summagic rule used by the teacher to quickly find the sum of a list of numbers.
Students explore more examples and see how the distributive property plays a role in this magic trick. As an extension, students can look at a situation with variables and try to generalize what is happening.
© Copyright 1995-2019 Texas Instruments Incorporated. All rights reserved.