Mind-Blowing Math Hack: How a Kid Solved 255 x 245 in Seconds Using Einstein's Genius Trick

Zoey Waverider

Updated Friday, July 5, 2024 at 12:00 AM CDT

Imagine a young Albert Einstein tackling complex math problems as a child. Fascinating, right? A recent TikTok video by The Math Tutor has gone viral, showcasing a seemingly impossible calculation done by a kid within seconds. The video, titled "Einstein as a kid? 🤨," delves into the clever trick behind solving 255 multiplied by 245 almost instantly.

In the video, the Math Tutor poses the challenging question: "What is the value of 255 multiplied by 245?" The answer, astonishingly, is 5,000. Naturally, one might wonder how this intricate calculation was completed so swiftly. Here’s the intriguing method explained:

Instead of manually multiplying the numbers, the kid applied a brilliant mathematical concept known as the difference of squares. This method involves replacing the original numbers with variables. For instance, 255 is denoted as 'a' and 245 as 'b'. The expression a² - b² represents the difference of squares, which can be factored into (a + b) * (a - b).

By substituting the variables back with the numbers, the calculation becomes straightforward:

- 255 + 245 equals 500

- 255 - 245 equals 10

- Multiplying these results: 500 * 10 equals 5,000

This ingenious application of algebra simplifies what would otherwise be a tedious multiplication process. The video not only highlights a smart mathematical trick but also inspires viewers to think outside the box when solving problems.

Discover more about how this remarkable trick works and watch the mind-blowing demonstration by The Math Tutor on TikTok. Prepare to have your perspective on math transformed!

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View source: TikTok

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