๐Ÿงฎ Interactive Abacus

Learn number systems and arithmetic in different bases

Welcome to the Interactive Abacus!

This modern abacus helps you understand different number systems and perform arithmetic operations. Here's how to use it:

๐ŸŽฏ Getting Started

  • Choose a Base: Select from binary (base 2) to hexadecimal (base 16)
  • Set Digits: Choose how many place values you want to work with
  • Click Beads: Click on the colored beads to change their values
  • Use Buttons: Use the + and - buttons below each column for precise control

๐Ÿ”ข Understanding Bases

  • Binary (Base 2): Uses only 0 and 1 - fundamental to computer systems
  • Decimal (Base 10): Our everyday counting system with digits 0-9
  • Hexadecimal (Base 16): Uses 0-9 and A-F, common in computing
๐Ÿ’ก Pro Tip: Try counting from 0 to 20 in different bases to see how the patterns change!
000000
Base 10 (Decimal) | Decimal: 0
Binary
0
Octal
0
Decimal
0
Hex
0

๐Ÿ“บ Educational Videos

Learn about number systems and arithmetic with these carefully selected educational videos:

โ–ถ

๐Ÿ”ข Introduction to Number Systems

Khan Academy's comprehensive introduction to different number systems

Learn the fundamentals of binary, decimal, hexadecimal, and other number systems.

๐Ÿ“บ Watch on YouTube
โ–ถ

๐Ÿ’ป Binary Numbers Explained

Understanding the base-2 number system

A clear explanation of binary numbers and how computers use them.

๐Ÿ“บ Watch on YouTube
โ–ถ

๐Ÿ”  Hexadecimal Number System

Master the base-16 system used in computing

Understanding hexadecimal and its importance in programming and computer science.

๐Ÿ“บ Watch on YouTube
โ–ถ

๐Ÿ”„ Number Base Conversions

Convert between different number systems

Practice converting between binary, decimal, octal, and hexadecimal.

๐Ÿ“บ Watch on YouTube
โ–ถ

โž• Binary Addition

Learn addition in the binary system

Step-by-step guide to performing addition in binary with carrying.

๐Ÿ“บ Watch on YouTube
โ–ถ

โž– Binary Subtraction

Master binary subtraction techniques

Learn binary subtraction with borrowing and two's complement.

๐Ÿ“บ Watch on YouTube
โ–ถ

๐Ÿ”ข Octal Number System

Understanding base-8 mathematics

Explore the octal number system and its applications.

๐Ÿ“บ Watch on YouTube
โ–ถ

๐ŸŽฏ Complete Number Systems Guide

Comprehensive overview of all number systems

Complete guide covering decimal, binary, octal, and hexadecimal systems.

๐Ÿ“บ Watch on YouTube