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Mathematics is the most important tool of science. The quest to understand the world and the universe using mathematics is as old as civilisation, and has led to the science and technology of today. Learn about the techniques and history of mathematics on


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Question: A girl measures 850g flour for a cake using 100 ml cups. The precision of each cup is ± 10%. How should she write the amount of flour the cake has?

Go to the article about: Number Realms

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