The Evolution of Numbers

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Questions and Answers

What is the symbol used to represent the absence of a quantity at a certain slot?

  • 9
  • 0 (correct)
  • 100
  • 1

Who adopted and extended the place coding system?

  • Japan
  • China (correct)
  • Korea
  • India

What is the first digit used for in the place coding system?

  • Representing the tens
  • Representing the thousands
  • Representing the hundreds
  • Representing the units (correct)

What is the meaning of a sign dependent on in the place coding system?

<p>Both its form and position (D)</p> Signup and view all the answers

What is subitising?

<p>The ability to distinguish small quantities without counting (C)</p> Signup and view all the answers

What is the base of the Sumerian number system?

<p>Base 60 (B)</p> Signup and view all the answers

What is the origin of the words 'eleven' and 'twelve'?

<p>They were derived from counting on fingers (D)</p> Signup and view all the answers

What was the Greek number system based on?

<p>The 24 letters of their alphabet (D)</p> Signup and view all the answers

What is the significance of the number 5 in early counting systems?

<p>It was the number of fingers on a hand (B)</p> Signup and view all the answers

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