These Mysterious Home Features Used To Serve A Purpose Centuries Ago

Math Made Easy

There was a time when calculators were a man’s best friend when it came to solving tough math problems. Multiplying 23×72 was made easy with one of these gadgets. They just made life easier.

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Now, technology has made things even better for figuring out math equations. Pretty much every phone in existence now comes with a calculator. On the off chance yours doesn’t, go to the app store and download it. It’s safe to toss your battery-powered calculator now.

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