addition subtraction multiplication and division
well here is the answer ! :)Some people use the abacus to solve some mathematical calculations
for example , 122marisbman
One of the advantages of the abacus is that it is easy to use. Another is that it does not require electricity to work. You can use it no matter where you are.
Known as a counting devise, the abacus has been in use for many centuries
Thailand vegetable vendors use abacus, nowadays abacus is gaining popularity in India, US and taught by many schools
An abacus is an ancient Chinese calculator that is still in use today.
Go and puncy one ande then se what hapens to your hand and then blame the abacus
Around 2500BC the first Abacus appeared in Sumaria. It arrived in Persia about 600BC. The Greek Abacus is recorded to have been in use about 500BC
With an abacus.