Uploaded October 2016 | Updated September 2026, 5 hours ago

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Think you can answer this simple trick question? Does .9 repeating equal 1? Find the solution in this video.

My name is Chris and my passion is to teach math. Learning should never be a struggle which is why I make all my videos as simple and fun as possible. I cover all subjects from basic level math through upper level calculus and statistics. I also make brain teaser and Rubik's cube videos for fun.

Check out all of my other brain teasers.

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Counterfeit coins - Brain Teaser
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