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  1. Abacus - Wikipedia

    Abacus-based mental calculation (AMC), which was derived from the abacus, is the act of performing calculations, including addition, subtraction, multiplication, and division, in the mind …

  2. Abacus AI Desktop | Welcome to Abacus AI Documentation

    Abacus AI Desktop is your all-in-one desktop AI assistant—transforming how developers and professionals interact with their desktop environment. From automating complex workflows to …

  3. How to Use an Abacus (with Pictures) - wikiHow

    Aug 6, 2025 · The abacus (the suanpan is the most useful variety) is a deceptively simple calculating tool still used all over the world. It's a useful learning device for the visually …

  4. Plumber Houston 713-766-3605 Abacus Plumbing, Air …

    Many plumbing problems are not DIY types of jobs, call Abacus so one of our licensed plumbers can fix your problem. Our plumbers are not only knowledgeable but their customer service …

  5. Abacus | Definition, History, Origin, & Facts | Britannica

    Nov 17, 2025 · Abacus, calculating device, probably of Babylonian origin, that was long important in commerce. It is the ancestor of the modern calculating machine and computer. The abacus …

  6. What is Abacus and How Does It Work? A Complete Guide

    Mar 28, 2025 · What is an Abacus? An abacus is a manual calculating device made of a wooden or plastic frame with rods and beads. Each bead represents a number, and moving them helps …

  7. Abacus - New World Encyclopedia

    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 …

  8. Amazon.com: Abacus

    Abacus,Soroban, Abacus for Adults, Professional 13 Column Abacus for Math with Reset Button,Digits and Educational Learning Tool (9.8 inch) Add to cart

  9. Abacus Explained — Everything You Need To Know - History Tools

    Nov 8, 2023 · This comprehensive guide will explain what an abacus is, how it works, its fascinating history, why it remains popular today, and how learning abacus calculation can …

  10. ABACUS Definition & Meaning - Merriam-Webster

    Probably of Babylonian origin, an abacus is a calculating instrument that uses beads that slide along a series of wires or rods set in a frame to represent the decimal places. It is the ancestor …