Question

what is abacus ..

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Answer 1

Answer:

abacus is a very old tool used for math . lt is still use in some part of the world. sometimes blimd people will use abacus , because they feel the numbers easily . abacus can do additions, subtraction, multiplication and division. lt is developed by chinese people . for example 5+3=8

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Answer 2

Answer:

Here is your answer

Explanation:

The abacus was probably the first calculating device. It has wooden frame with beads sliding on wires.

It was used to perform simple calculations like

• Additions
• Subtraction
• Multiplication
• Division

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