矩阵减法演示 iShow
拖动滑块组成所需的2 x 2矩阵A和B。
拖动n和m滑块，为每个矩阵选择一个乘数。
核对答案。
用问题测试你的学习情况吧。
This applet can be used by teachers in a demonstration mode in the classroom or teachers can have students load it on their own computers as a worksheet to be completed for a grade.
修改自：A B Cron 的 Matrix Subtraction，https://www.geogebra.org/m/MdCwrNNJ