Test: Abacus: Its History and Types - Primary 3 MCQ

The abacus was primarily used for performing calculations and counting, serving as an early form of a calculator.

The abacus is recognized as the world's first calculator, used for arithmetic operations before the invention of electronic calculators.

The earliest version of the abacus was a shallow tray filled with sand, where numbers could be easily erased.

The Sumerians developed an early form of the abacus around 2700 B.C.

The abacus is used in mathematics education to teach arithmetic calculations and develop mental math skills.

Using an abacus stimulates both the left hemisphere (analytical skills) and the right hemisphere (creativity and spatial skills) of the brain.

The beam in an abacus divides it into the upper and lower sections, which represent different place values.

The Japanese abacus is called the Soroban, which was derived from the Chinese Suanpan.

The Russian abacus, or schoty, features eleven rows with ten beads each, with every fifth bead colored differently.

Modern abacus are often made from plastic, although they can also be constructed from wood.