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數量與整體的相差百分率
Author:
GeoGebra Institute of Hong Kong
Topic:
Percentages
GeoGebra
New Resources
四邉形 (四年級) 教師版
三位數除以一位數（一）
四邊形的特性
找出對稱軸
兩位數除以一位數（二）
Discover Resources
CLOCK
fixed arc length and fixed shaded area
三角測量01
二次涵数的图象y=ax^2+b的副本
江苏省职校数学网络资源
Discover Topics
Symmetry
Surface
Rational Numbers
Hyperbola
Integers