Chines abacus
Still in use today, lthe abacus, in the hands of a skilled operative, is faster than a calculator.
Size: 5034px × 3370px
Photo credit: © Rex Anderson / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: abacus, accounting, accounts, ancient, arithmetic, bead, buy, calculate, count, currency, divide, invoice, money, multiply, number, rex, rexclusive, sell, speed, trade, tradition
