Question

What is ABACUS ? Explain.

Answer 1

The abacus, also called a counting frame, is a calculating tool that was in use in the ancient Near East, Europe, China, and Russia, centuries before the adoption of the written Hindu–Arabic numeral system. The exact origin of the abacus is still unknown

Answer 2

ABACUS

Step-by-step explanation:

ABACUS

• It is a mechanical device used to perform mathematical calculations and counting.
• It was invented some 3000 years ago primarily in China.
• Basic Arithmetic operations like multiplication, addition, subtraction etc. were performed by ABACUS.
• Abacus proven as a ‘Whole Brain Development’ tool over the last two decades.  
• It became popular all over the world after being transformed from a calculating instrument into a ‘Holistic Brain Development System’, in addition.