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苹果分数

苹果分数
几何画板及绘图内容加载中，请稍等……
2020-04-01 20:24
几何作图滑块动画
这个范例通过苹果的图像展示了分数的概念。它涉及的核心数学概念包括分数的表示和计算。通过使用GeoGebra命令如If, Translate, Polygon等，可以构造出分数的可视化表示。适合小学高年级或初中学生学习分数的相关概念。

GeoGebra 命令及参数

  1. If(Mod[Total, 5] ≟ 0, 5, 6) → X
  2. Translate(pic6On, (0, 1.3)) → pic12On
  3. Translate(pic12On, (0, 1.3)) → pic18On
  4. Polygon((-0.1, -0.1), (X, -0.1), (X, (1.3 * Y)), (-0.1, (1.3 * Y))) → poly1, a, b, c, d
  5. Element(list4, Order, Pos) → Deno
  6. Length(Element[list4, Order]) → NumFactor
  7. Translate(pic6On, (-1, 0)) → pic5On
  8. Translate(pic5On, (-1, 0)) → pic4On
  9. Translate(pic4On, (-1, 0)) → pic3On
  10. Translate(pic3On, (-1, 0)) → pic2On
  11. Translate(pic2On, (-1, 0)) → pic1On
  12. Translate(pic12On, (-1, 0)) → pic11On
  13. Translate(pic11On, (-1, 0)) → pic10On
  14. Translate(pic10On, (-1, 0)) → pic9On
  15. Translate(pic9On, (-1, 0)) → pic8On
  16. Translate(pic8On, (-1, 0)) → pic7On
  17. Translate(pic18On, (-1, 0)) → pic17On
  18. Translate(pic17On, (-1, 0)) → pic16On
  19. Translate(pic16On, (-1, 0)) → pic15On
  20. Translate(pic15On, (-1, 0)) → pic14On
  21. Translate(pic14On, (-1, 0)) → pic13On
  22. Sum(On) → Clicked
  23. Translate(pic6Off, (0, 1.25)) → pic12Off
  24. Translate(pic12Off, (0, 1.3)) → pic18Off
  25. Translate(pic6Off, (-1, 0)) → pic5Off
  26. Translate(pic5Off, (-1, 0)) → pic4Off
  27. Translate(pic4Off, (-1, 0)) → pic3Off
  28. Translate(pic3Off, (-1, 0)) → pic2Off
  29. Translate(pic2Off, (-1, 0)) → pic1Off
  30. Translate(pic12Off, (-1, 0)) → pic11Off
  31. Translate(pic11Off, (-1, 0)) → pic10Off
  32. Translate(pic10Off, (-1, 0)) → pic9Off
  33. Translate(pic9Off, (-1, 0)) → pic8Off
  34. Translate(pic8Off, (-1, 0)) → pic7Off
  35. Translate(pic18Off, (-1, 0)) → pic17Off
  36. Translate(pic17Off, (-1, 0)) → pic16Off
  37. Translate(pic16Off, (-1, 0)) → pic15Off
  38. Translate(pic15Off, (-1, 0)) → pic14Off
  39. Translate(pic14Off, (-1, 0)) → pic13Off
  40. If((Total * Nume / Deno) ≟ Clicked, true, false) → Correct
  41. Polygon((7.448684188176931, -4.112894786010758), (7.448684188176931, 8.887105213989242), (14.948684188176937, 8.887105213989242), (14.948684188176937, -4.112894786010758)) → poly2, e, f, g, h
  42. If((¬NewItem) ∧ Correct ∨ ShowAns, true, false) → Freeze
  43. FractionText(Nume / Deno) → texte2
  44. If(Clicked ≟ (Total * Nume / Deno), 1, 0) → bb
  45. GCD(Nume, Deno) → pp