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直式三位數加法
作者:
spkwan
GeoGebra
工作紙
ProblemSheet 22.pdf
參考資料 1
Datum 03.pdf
參考資料 2
https://nzmaths.co.nz/resource/nine-tiles
延伸學習 1
https://www.transum.org/software/SW/Starter_of_the_day/starter_April4.asp
延伸學習 2
https://www.geogebra.org/m/mYTjP7Fc
延伸學習 3
https://www.geogebra.org/m/pqude5ba
Number Pyramids: nrich.maths.org
https://nrich.maths.org/numberpyramids
Magic Squares: 洛書
https://www.storyofmathematics.com/chinese.html
隨機數字
GeoGebraScript: RandomBetween[a, b] Microsoft Excel: RANDBETWEEN(a, b)
新资源
Midpoint Theorem (V2): Integer Solutions
Rotating Custom Polygons Around an Axis
Deciding How New Information Affects Probability
Building Algebra Tile Models for Trinomials
Squaring a Rectangle (PST Version)
发现资源
Growth of Facebook.com
Construct a 90° angle (right angle)
Length of Line Segments
Clifford Torus 45 degrees
Shir Dor - minaret (2) - mu
发现主题
微积分
平行四边形
微积分
减法
正弦