0.1111×3.2+0.8888×0.6用简便方法计算

分类: 作业答案 • 2022-01-02 13:26:52

问题描述：

答

0.1111×3.2+0.8888×0.6
=0.1111×8×0.4+0.8888×0.6
=0.8888×0.4+0.8888×0.6
=0.8888×（0.4+0.6）
=0.8888×1
=0.8888