0.1111×3.2+0.8888×0.6用简便方法计算_数学解答

0.1111×3.2+0.8888×0.6用简便方法计算

人气：189 ℃　时间：2020-03-29 09:56:58

解答

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