Arithmetic with the Abacus

TOPIC:

OBJECTIVES:

  • Learn the history and use of the Chinese and Japanese abacus.
  • Learn how to operate the abacus, including how to count, add, subtract, and use the base-ten system.
  • Build operational and algebraic skills while practicing arithmetic with the abacus.

INTRODUCTION:

The abacus is a math tool used a very long time ago to count, add, and subtract numbers! It looks different in different countries like Japan and China where the Chinese abacus is called the Suan-Pan.

ESSENTIAL QUESTIONS:

  1. How is the abacus connected to Chinese and Japanese culture and history?
  2. Why is it important to learn about the abacus?
  3. How is the abacus related to modern day arithmetic and calculator use?