Free Registration Keys

If your calculator is a TI-84 Plus CE, then you can get a free registration key for Zoom Math 200 that unlocks basic equation solving. (Quadratic equations and systems of linear equations cost extra.)

To get your free registration key, first you’ll need to install and run Zoom Math 200. Then click here and use the receipt code freeCE (with “free” lowercase and “CE” uppercase).

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    "Where I was spending 20+ hours on homework, Zoom reduced it to under 10." - Lori B. Los Angeles, CA

    "The Trace function is invaluable because it allows me to relax and check my work. I can catch my errors on the spot." - Lori B., Los Angeles, CA

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    "Prior to teaching myself with Zoom Math my ACT on the math section was 24 three times in a row. After studying the problems I missed with Zoom Math's Trace feature as my guide I was able to pull my math section of the ACT up to a 31. I now have a 30 composite score and a full ride to the University of Alabama and you guys are 100% responsible!" - Andrew T., Sacramento, CA

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