数轴上的整数比较
几何画板及绘图内容加载中,请稍等……
①本范例通过选择题和填空题演示在数轴上比较整数的大小;②涉及的核心数学概念为整数比较、数轴应用;③构造摘要中用到了 Point, Segment, Textfield, DropDown 等对象;④适合小学5-6年级学生,用于练习和巩固整数比较技能。
GeoGebra 命令及参数
SelectedIndex(DropDown18) → input18SelectedIndex(DropDown16) → input16SelectedIndex(DropDown17) → input17SelectedIndex(DropDown15) → input15SelectedIndex(DropDown12) → input12SelectedIndex(DropDown10) → input10SelectedIndex(DropDown11) → input11SelectedIndex(DropDown9) → input9SelectedIndex(DropDown6) → input6SelectedIndex(DropDown4) → input4SelectedIndex(DropDown5) → input5SelectedIndex(DropDown3) → input3Point(Line[Bub1b, xAxis]) → Bub3bSpline({StartBM1, E, F, EndBM2}, 3) → bPoint(b) → BM2Spline({StartBM1, B, C, EndBM1}, 3) → aPoint(a) → BM1IndexOf(true, {showpic1, showpic2, showpic3}) → showpicSequence(Circle[Rotate[P0 + (0, 0.93), ((-m) * 45°), P0], rad1], m, -3, -3 + 7) → listBubbles1Rotate(listBubbles1, -15°, P0) → listBubbles2Rotate(listBubbles2, -15°, P0) → listBubbles3Textfield(input1) → Eingabefeld1Textfield(input2) → Eingabefeld2Point(Line[M1, xAxis]) → M2Element(Element[{listBubbles1, listBubbles2, listBubbles3}, showpic], 2) → bubble1Element(Element[{listBubbles1, listBubbles2, listBubbles3}, showpic], 3) → bubble2Element(Element[{listBubbles1, listBubbles2, listBubbles3}, showpic], 4) → bubble3Segment(S, S + (strahlsize, 0)) → fSequence(S + (0.7, 0) + ((m * (strahlsize - 0.5) / 11), 0), m, 0, 10) → strahlpointsZip(Segment[P + (0, -0.15), P + (0, 0.15)], P, strahlpoints) → strahllinesJoin({Zip[Text[((("\textsf{" * "-") * n) * "}"), m + (-0.365, -1), true, true, -0, 1], n, Sequence[-5, -1], m, Sequence[S + ((m * lineabs), 0), m, 1, 11, 1]], Zip[Text[(("\textsf{" * n) * "}"), m + (-0.34 + (5 * lineabs), -1), true, true, -0, 1], n, Sequence[0, 5], m, Sequence[S + ((m * lineabs), 0), m, 1, 11, 1]]}) → listtexthorizontalPoint(Line[G, xAxis]) → HSpeechBubbleLeft(I, 11.2, 1.05) → Vieleck1SpeechBubbleLeft(I, 8.7, 1) → Vieleck2SpeechBubbleLeft(J, 5.8, 0.5) → Vieleck3Point(Line[I, yAxis]) → KSpeechBubbleLeft(K, 11, 1.5) → Vieleck4Point(Line[L, xAxis]) → MPoint(Line[N, xAxis]) → OIf(step ∈ {2, 3, 4, 5}, 1, If[step ∈ {6, 7, 8}, 2, 3]) → excountPoint(Line[S + (0, 1.4), xAxis]) → H1Mirror(H1, Line[strahlpoints(6), yAxis]) → H2Segment(H1, H1 + (-3, 0)) → help1Segment(H2, H2 + (3, 0)) → help2
AI 绘图提示语参考
这是一个数轴图形,上面有整数点标记,用于整数比较练习。数轴上分布着多个整数点,每个点旁边有文本框用于输入整数选择。图形中还包含下拉菜单,用于选择整数比较的选项。此外,图中有一些气泡或圆圈,可能用于辅助说明或交互。整体设计简洁,适合5-6年级学生练习整数比较技能。
以上提示语为根据原始绘图命令整理而来,仅供参考。