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数字墙

数字墙
几何画板及绘图内容加载中，请稍等……
2021-08-16 21:41
所属专题 Wiederholung: Rechnen mit Dezimalzahlen und Brüchen
这个范例演示了一个数字墙的交互式学习工具，用于练习非负小数的加法。涉及的核心数学概念是非负小数加法。作图要点使用了GeoGebra命令和对象，包括文本字段、随机排序、元素、多边形、计数条件；对象有输入框、计数器、随机数生成器等。适合小学5-6年级学生使用，用于课堂练习和巩固加法技能。

GeoGebra 命令及参数

  1. Textfield(jInput) → InputBox10
  2. Shuffle(Sequence[(Random[20, 100] * 0.1), i, 1, 100]) → randomNosa1, {7.7, 3.6, 5.4, 4.6000000000000005, 4.800000000000001, 2.2, 9.8, 2.8000000000000003, 9.8, 2.5, 7.300000000000001, 8.3, 8.200000000000001, 3.7, 5.1000000000000005, 6.2, 5, 2.7, 6.2, 8.9, 6.1000000000000005, 6.4, 4.5, 6.7, 6.9, 9.5, 9.200000000000001, 9.1, 8.1, 7.4, 2.7, 4.9, 4.7, 3.1, 2.4000000000000004, 5.2, 5.4, 3.5, 4.800000000000001, 6.800000000000001, 9.5, 3.2, 5.7, 5.5, 5.300000000000001, 9.700000000000001, 2.7, 4, 3.2, 3.4000000000000004, 9.9, 6.300000000000001, 7.9, 2, 3, 4.4, 5.2, 3.3000000000000003, 10, 2.9000000000000004, 9.5, 7.6000000000000005, 7.4, 7.5, 8.200000000000001, 4.7, 5, 2.6, 3.1, 5.2, 2.7, 2.3000000000000003, 6.2, 5, 9.9, 9.700000000000001, 9.9, 2, 6.300000000000001, 9.700000000000001, 6.6000000000000005, 5.5, 3.3000000000000003, 4.2, 3, 3.3000000000000003, 4.7, 9.1, 5, 6, 7.6000000000000005, 3.3000000000000003, 10, 5.800000000000001, 8, 3.2, 9.600000000000001, 7.9, 8.1, 8.700000000000001}
  3. Element(randomNosa1, Mod[count, 100] + 1) → a1
  4. Shuffle(Sequence[(Random[20, 100] * 0.1), i, 1, 100]) → randomNosa2, {9.5, 4, 3.7, 3.3000000000000003, 5.5, 8.5, 3.9000000000000004, 9.200000000000001, 10, 2.6, 6.1000000000000005, 6.1000000000000005, 4, 8.1, 4.6000000000000005, 7.6000000000000005, 8.700000000000001, 6.4, 4.7, 4.7, 4.3, 7.300000000000001, 3.6, 2.5, 8.4, 6.6000000000000005, 7, 4.7, 2.1, 6.6000000000000005, 2.4000000000000004, 5.5, 2.5, 7.7, 6.2, 5.9, 9, 8.9, 6.7, 6.800000000000001, 7.2, 4.9, 4.7, 7.4, 9, 7.7, 3.7, 7.7, 4.800000000000001, 3.4000000000000004, 5.2, 3.9000000000000004, 3.2, 3.6, 4.5, 8.4, 5.800000000000001, 3.7, 5, 4.5, 5.7, 9.700000000000001, 9, 3.9000000000000004, 2.3000000000000003, 3, 5.5, 2.7, 2, 7.300000000000001, 3.3000000000000003, 2.9000000000000004, 3.3000000000000003, 5.300000000000001, 8.200000000000001, 2.5, 9.200000000000001, 7.5, 2.2, 2.2, 3, 3.5, 7.4, 3.5, 5.6000000000000005, 3.5, 3.9000000000000004, 7.2, 6, 6.9, 3.3000000000000003, 5.1000000000000005, 9.600000000000001, 8.200000000000001, 7.4, 8.700000000000001, 8, 2.6, 9.3, 9.1}
  5. Element(randomNosa2, Mod[count, 100] + 1) → a2
  6. Shuffle(Sequence[(Random[20, 100] * 0.1), i, 1, 100]) → randomNosa4, {3.1, 5.1000000000000005, 6.1000000000000005, 3.9000000000000004, 5.2, 8.3, 4.9, 7, 5.6000000000000005, 3.1, 7.7, 8.3, 4.3, 6.4, 10, 4.800000000000001, 2.2, 4.800000000000001, 9.1, 6.2, 2.8000000000000003, 9.5, 5.9, 2.8000000000000003, 4, 7.7, 10, 8.700000000000001, 3.7, 6.300000000000001, 9.700000000000001, 3.6, 4.2, 7.9, 7.5, 3.7, 7.6000000000000005, 3.4000000000000004, 5, 7.6000000000000005, 8.3, 6.800000000000001, 9.8, 7.9, 7.2, 2.6, 3.8000000000000003, 5.9, 2.4000000000000004, 3.8000000000000003, 5.800000000000001, 6.1000000000000005, 2.7, 8.6, 5.7, 9.700000000000001, 2.9000000000000004, 9.8, 3.7, 3.4000000000000004, 9.5, 9.600000000000001, 8.200000000000001, 8.5, 6.1000000000000005, 7.300000000000001, 4.1000000000000005, 4.4, 3.3000000000000003, 6.300000000000001, 7.9, 5.7, 2.8000000000000003, 3.7, 6.300000000000001, 2.1, 6.1000000000000005, 5.1000000000000005, 7.4, 2.5, 3.2, 3.1, 9.9, 3.1, 9.4, 2.8000000000000003, 6.1000000000000005, 9.600000000000001, 5.4, 2.3000000000000003, 8.5, 7.300000000000001, 7.6000000000000005, 6.800000000000001, 5.300000000000001, 3.5, 6.1000000000000005, 4.1000000000000005, 3.2, 8.6}
  7. Element(randomNosa4, Mod[count, 100] + 1) → a4
  8. Shuffle(Sequence[(Random[20, 100] * 0.1), i, 1, 100]) → randomNosa3, {7.5, 9.9, 4.9, 3.5, 9.600000000000001, 7.800000000000001, 2.4000000000000004, 3.9000000000000004, 8.5, 7.6000000000000005, 6, 6.800000000000001, 8.9, 3.9000000000000004, 3.1, 9.700000000000001, 4, 2.8000000000000003, 5.1000000000000005, 4.6000000000000005, 6.4, 9, 3.9000000000000004, 7.7, 8.200000000000001, 9.600000000000001, 7.2, 2.8000000000000003, 5.300000000000001, 7.6000000000000005, 5.9, 7.9, 9.4, 4.6000000000000005, 4.9, 3, 9.200000000000001, 4.800000000000001, 9.600000000000001, 9.3, 7.5, 3.3000000000000003, 6.1000000000000005, 6.300000000000001, 7, 10, 4.3, 4.4, 4.3, 9.700000000000001, 9.3, 8.4, 2.4000000000000004, 6.6000000000000005, 8, 10, 4.7, 5.7, 2, 9.1, 2.9000000000000004, 6.300000000000001, 5.4, 7.6000000000000005, 7.300000000000001, 4.6000000000000005, 9.8, 6.5, 9.700000000000001, 10, 4.9, 5, 7.300000000000001, 7.2, 6.4, 9.5, 9.9, 8.9, 5.800000000000001, 5.1000000000000005, 5.9, 4.7, 3.4000000000000004, 5.9, 2.2, 2, 8.8, 6.4, 7, 9.200000000000001, 6.1000000000000005, 2.8000000000000003, 8.6, 9.5, 8.3, 6.2, 5.2, 4.2, 7.800000000000001, 4.5}
  9. Element(randomNosa3, Mod[count, 100] + 1) → a3
  10. Shuffle(Sequence[(Random[20, 100] * 0.1), i, 1, 100]) → randomNosa5, {4.1000000000000005, 7.5, 4.6000000000000005, 9.4, 4.9, 7.2, 5.300000000000001, 8.3, 5.800000000000001, 6.5, 4.4, 2.1, 7.4, 4.800000000000001, 2, 5.7, 6, 2.7, 3.7, 8.8, 9.3, 7.7, 8.700000000000001, 8.5, 3, 5.800000000000001, 5.1000000000000005, 4.1000000000000005, 3, 3.1, 9, 5.9, 4.9, 9.1, 3.4000000000000004, 8.6, 7.2, 5.800000000000001, 3.5, 3.6, 5.4, 7.800000000000001, 7.300000000000001, 5.4, 7.9, 4.3, 4.9, 6.6000000000000005, 5.800000000000001, 3, 5, 4.5, 3.7, 4, 2.2, 7.5, 4, 6.5, 6.4, 4.5, 4.5, 3, 9.5, 3.9000000000000004, 8.5, 8.6, 5, 4.5, 3.8000000000000003, 9.600000000000001, 4.800000000000001, 5, 8.3, 5.6000000000000005, 9.200000000000001, 5.1000000000000005, 5.1000000000000005, 4.5, 6.4, 2.4000000000000004, 7.800000000000001, 3.1, 9.700000000000001, 4.5, 6.300000000000001, 9.8, 2.8000000000000003, 4.5, 7.7, 9.200000000000001, 6.4, 5.9, 9.8, 3.1, 7, 6.300000000000001, 6.800000000000001, 6.6000000000000005, 7.1000000000000005, 8.200000000000001}
  11. Element(randomNosa5, Mod[count, 100] + 1) → a5
  12. Textfield(iInput) → InputBox9
  13. Textfield(hInput) → InputBox8
  14. Textfield(gInput) → InputBox7
  15. Textfield(fInput) → InputBox6
  16. Textfield(eInput) → InputBox5
  17. Textfield(dInput) → InputBox4
  18. Textfield(cInput) → InputBox3
  19. Textfield(bInput) → InputBox2
  20. Textfield(aInput) → InputBox1
  21. Polygon(H, E, F, G) → q1, h_1, e, f_1, g_1
  22. Polygon(I, J, K, L) → q2, i, j, k, l
  23. Polygon(P, M, N, O) → q3, p, m, n, o
  24. CountIf(x ≟ true, listCor) → numCorrect
  25. CountIf(x ≟ true, klicked) → numKlicked