45×98的简便计算

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/09 02:38:21
45×98的简便计算45×98的简便计算45×98的简便计算=45*(100-2)=45*100-45*2=4500-90=441045*100-45*2=441045×98=45*(100-2)=4

45×98的简便计算
45×98的简便计算

45×98的简便计算
=45 * (100-2)
=45*100 - 45*2
=4500-90
=4410

45*100-45*2=4410

45×98=45*(100-2)=4500-90=4410