Multiple choice

Japanese and Chinese use “abacus” as a

  1. computer

  2. calculator

  3. book

  4. all of the above

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

An abacus is a manual calculating tool used for arithmetic operations. Unlike a computer or book, it performs mathematical calculations through bead manipulation. Japanese (soroban) and Chinese (suanpan) cultures have used it for centuries.