The meaning of ABACUS is an instrument for performing calculations by sliding counters along rods or in grooves. Did you know?

An abacus (pl. abaci or abacuses), also called a counting frame, is a hand-operated calculating tool which was used from ancient times in the ancient Near East, Europe, China, and Russia, until the adoption of the Hindu–Arabic numeral system. [1]

The abacus (plural abaci or abacuses), also called a counting frame, is a calculating tool which has been used since ancient times. It was used in the ancient Near East, Europe, China, and Russia, millenia before the adoption of the Hindu-Arabic numeral system. The exact origin of the abacus has not yet emerged.

An abacus (plurals abacuses or abaci), also called a counting frame, is a calculating tool for performing arithmetical processes, often constructed as a wooden frame with beads sliding on wires. The user, called an abacist, slides counters by hand on rods or in grooves.

In architecture, an abacus (from the Ancient Greek ἄβαξ (ábax), 'slab'; or French abaque, tailloir; pl.: abacuses or abaci) [1] is a flat slab forming the uppermost member or division of the capital of a column, above the bell.

The Crossword Solver found 30 answers to "ABACI", 5 letters crossword clue. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Enter the length or pattern for better results. Click the answer to find similar crossword clues.

The Liber Abaci or Liber Abbaci [1] (Latin for "The Book of Calculation") was a 1202 Latin work on arithmetic by Leonardo of Pisa, posthumously known as Fibonacci. It is primarily famous for introducing both base-10 positional notation and the symbols known as …

Define abaci. abaci synonyms, abaci pronunciation, abaci translation, English dictionary definition of abaci. n. A plural of abacus. American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing...

Master the basic abacus skills by learning Counting and Setting Numbers, Direct Addition and Direct Subtraction. Next, learn to add numbers quickly by Grouping numbers by 5 or 10 or by Counting them. Now, learn to subtract numbers by Grouping them by 5 and 10 or by Counting.

An abacus, also referred to as a counting frame, is a device used to perform calculations. Abaci (or abacuses) can be used to teach arithmetic, perform practical calculations, and more. People have been using abaci for thousands of years.