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Outline
百分數
Fractions & Percentages 分數和百分數
Percentage (Part-Whole) 所佔百分數
Percentage Change 百分改變
Quiz on Percentage Profit & Loss 盈虧百分率測驗
Simple Interest 單利息
Compound Interest 複利息
Quiz on Interest 利息：測驗
Salaries Tax in Hong Kong 薪俸稅
百分數
Author:
Alex CHIK
GeoGebra 互動數學教室
http://www.geogebra.hk
Fractions & Percentages 分數和百分數
Percentage (Part-Whole) 所佔百分數
Percentage Change 百分改變
Quiz on Percentage Profit & Loss 盈虧百分率測驗
Simple Interest 單利息
Compound Interest 複利息
Quiz on Interest 利息：測驗
Salaries Tax in Hong Kong 薪俸稅
Next
Fractions & Percentages 分數和百分數
New Resources
【案例】2013年安徽高考15题
找出對稱軸
三位數除以一位數（一）
兩組對邊相等的四邊形
兩位數除以一位數（二）
Discover Resources
動態角=30
pictures
中學(初中)
同心圓+等分割線
老師講解6
Discover Topics
Median Line
Set Theory
Prism
Cylinder
Arithmetic Operations
