Page 6, Topic 1
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Meet your Calculator

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All calculators consist of 10 numeric digits, 4 fundamental operations, a decimal point and an equals symbol. These 16 basic functions create the majority of mathematics, but sometimes you also find other buttons such as the memory or percentage.

Let’s get familiarised with your calculator and type in this number:


Now, turn the calculator upside down.

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Correct answer: Hello

To reveal the answer, just click the image. This is a funny example of how symbols can mean different things, depending on the perspective. 🙂

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