Selecting a new calculator can be a difficult decision, but worry no more.
While unboxing videos are traditionally left to high-tech devices like smartphones, Brady Haran of Numberphile decided to tackle the equally important basic calculator.
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The clip includes all the features you've come to expect from an unboxing video -- from the accuracy test to the crucial portability question.
So before you purchase your next calculator, remember to think about display capability. You don't want to be stuck with a pathetic eight-digit display when you could be making all sorts of more meaningful calculations with a 12-digit model.
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