How to Program Midpoint on the TI-84 (ACT/SAT Calculator Hack!)

Learn how to program your TI-84 calculator to find the midpoint between two coordinate points — a great time-saving trick on ACT and SAT math!
This step-by-step tutorial walks you through creating a TI-84 program that prompts for (x, y) and (u, v), then automatically calculates the midpoint.

If you want faster problem solving, higher confidence, and less test anxiety, these calculator shortcuts will help you master the math section.

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🧠 About My2tor
I’m Tina Wiles, test anxiety expert and founder of My2tor & ACTSATPrepHQ.com.
I help students master the mindset, strategy, and content they need to succeed on high-stakes exams like the ACT and SAT.

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⏱ Timestamps
00:00 Intro
00:19 Create new program
00:28 Naming the program (MIDPOINT)
00:36 Display instructions for first point
01:25 Prompt for x and y
01:49 Display instructions for second point
02:21 Prompt for u and v
02:53 Calculate midpoint formula
03:42 Display midpoint x-coordinate
04:18 Display midpoint y-coordinate
04:49 Run sample midpoint calculation
05:08 Final result

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