小数乘法模型

GeoGebra 命令及参数

1. If(animateTimer < 1, animateTimer, 1) → animate1
2. If(animateTimer < 2, 0, If[animateTimer > 3, 1, animateTimer - 2]) → animate2
3. Sequence(boxTool[1, 10, AnchorA + (K, 0)], K, 0, numTenthsA - 1) → tenthsA
4. Midpoint(AnchorA, AnchorB) → AnchorC
5. Polygon(Zip[PixelsToPoint[Corner[1], Corner[3], Corner[5], A], A, {(pixelsLeft, pixelsTop), (pixelsLeft, y(Corner[5]) - pixelsBottom), Corner[5] - (pixelsRight, pixelsBottom), (x(Corner[5]) - pixelsRight, pixelsTop)}]) → borderBox
6. Corner(5) → layoutAppSize
7. Sequence(boxTool[10, 1, AnchorB + (0, K)], K, 0, numTenthsB - 1) → tenthsB
8. Translate(tenthsA, Vector[(animate1 * Vector[AnchorA, AnchorC]) + (animate2 * Vector[AnchorC, AnchorD])]) → moveA
9. Translate(tenthsB, Vector[(animate1 * Vector[AnchorB, AnchorC]) + (animate2 * Vector[AnchorC, AnchorD])]) → moveB
10. Sequence(Sequence[boxTool[1, 1, AnchorD + (i, j)], i, 0, numTenthsA - 1], j, 0, numTenthsB - 1) → answerArea, {{1, 1, 1}, {1, 1, 1}}
11. Join({tenthsA, tenthsB}) → tenthsFrames
12. Join({moveA, moveB}) → moveFrames
13. Zip(Translate[boxTool[10, 10, K], Vector[(animate1 * Vector[K, AnchorC]) + (animate2 * Vector[AnchorC, AnchorD])]], K, {AnchorA, AnchorB}) → moveFrameAB
14. Zip(boxTool[10, 10, A], A, {AnchorA, AnchorB}) → boxFrames
15. Sequence(boxTool[1, 10, AnchorA + (K, 0)], K, 0, 9, 1) → boxDividersLeft
16. Sequence(boxTool[10, 1, AnchorB + (0, K)], K, 0, 9, 1) → boxDividersRight
17. Translate(boxDividersLeft, Vector[(animate1 * Vector[AnchorA, AnchorC]) + (animate2 * Vector[AnchorC, AnchorD])]) → moveDividersA
18. Translate(boxDividersRight, Vector[(animate1 * Vector[AnchorB, AnchorC]) + (animate2 * Vector[AnchorC, AnchorD])]) → moveDividersB