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Why Do We Need Big Numbers?



When someone asks you how far your school is from your house you may say, "Very far."

To a stranger asking for directions to the school, you would probably say, "Five kilometres, Sir."

The Sun is 300,000 times heavier than the Earth. To write the mass of the Sun in tonnes you need to write 2 followed by 27 zeroes.

Numbers help us to understand the world around us better.

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