Question

please guy's give the answer to me please yar​

Answer 1

Answer:

1. Russia.

2.abacus consists of wooden frame with colored beads up and down.

3. abacus is useful because it can make calculation at least as quickly as a pocket calculator.

these are the answers of the questions.

Answer 2

Answer:

1. Far east and Russia

2.The abacus consists of a wooden frame with coloured beads up and down.

3.The abacus is a skillful operator.lt can make calculation at least as quickly as a pocket calculator.