FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -An abacus is a calculation tool used by sliding counters along rods or grooves, used to perform mathematical functions. In addition to calculating the basic functions of addition, subtraction, multiplication and division, the abacus can calculate roots up to the cubic degree.

Detailed explanation-2: -Counting on the Abacus Each bead in the Upper Deck has a value 5; each bead in the Lower Deck has a value of 1. A bead is considered counted when moved towards the central Beam. The left-most column representating “8” counts one bead from the Upper Deck and 3 beads from the Lower Deck.

Detailed explanation-3: -The abacus is still in use today by shopkeepers in Asia and “Chinatowns” in North America. The abacus is still taught in Asian schools, and a few schools in the West. Blind children are taught to use the abacus where their sighted counterparts would be taught to use paper and pencil to perform calculations.

Detailed explanation-4: -It’s been proven as one of the most effective methods for young learners to do mental math. Abacus learning not only helps with the basic calculations like addition, multiplication, subtraction, and division, it also helps in effective counting of decimal points, negative numbers, etc.