345*98 简便计算
来源:学生学帮网 编辑:学帮网 时间:2024/06/05 13:21:24
345*98 简便计算
原式=345*(100-2)
=345*100-345*2
=34500-690
=33810
=345*(100-2)
=345*100-345*2
=34500-690
=33810
345*98 简便计算
原式=345*(100-2)
=345*100-345*2
=34500-690
=33810
=345*(100-2)
=345*100-345*2
=34500-690
=33810