57乘百分之75加44乘0.75减4分之3简便算法,

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 18:40:39
57乘百分之75加44乘0.75减4分之3简便算法,57乘百分之75加44乘0.75减4分之3简便算法,57乘百分之75加44乘0.75减4分之3简便算法,57乘百分之75加44乘0.75减4分之3=

57乘百分之75加44乘0.75减4分之3简便算法,
57乘百分之75加44乘0.75减4分之3简便算法,

57乘百分之75加44乘0.75减4分之3简便算法,
57乘百分之75加44乘0.75减4分之3
=57*0.75+44*0.75-0.75
=(57+44-1)*0.75
=100*0.75
=75