Suzhou & Rod Numerals Calculator - Ancient Chinese Number Systems Converter

Number Input

Enter Number (Arabic)

Number System

Display Options

Include Hangzhou Variant Financial Form Vertical Layout

Conversion Mode

Single Number Batch Convert

二〇二四

Arabic

2024

Chinese

二千零二十四

Financial

贰仟零贰拾肆

Roman

MMXXIV

Suzhou Numerals Reference

〇

一

二

三

〤

〥

〦

〧

〨

〩

Ancient Calculator

First Number

Operation

Second Number

Display Format

Calculation Result

五七九

一二三 + 四五六 = 五七九

一二三

四五六

五七九

Calculation Methods Comparison

Historical Context

Dynasty Period

Number System Evolution: 1200 CE

Display Options

Show Artifacts Trade Usage Mathematical Usage

Number System Timeline

Oracle Bone Script

Shang Dynasty • First recorded numerals

Rod Numerals

Han Dynasty • Calculation system

Suzhou Numerals

Song Dynasty • Commercial usage

Historical Usage

The Song Dynasty marked a golden age for Chinese mathematics and commerce. Suzhou numerals emerged as a practical system for merchants, allowing quick price calculations on abacuses.

Rod numerals continued to be used for advanced mathematical calculations, including solving systems of equations.

Usage Distribution Through Dynasties

Practice Settings

Practice Type

Difficulty: Medium

Number Range

Time Limit (seconds)

Convert this number:

三六八

Your Progress

Beginner Intermediate Expert

Score: 450 / 1000

Practice Statistics

Correct

Accuracy

85%

Streak

Best Time

3.2s

Learning Progress Over Time

Analysis Parameters

Analysis Type

Data Set

Analysis Options

Statistical Analysis Pattern Detection Comparative Metrics

Analysis Results

Total Numbers

Average

2,331

Most Common

Complexity

Medium