25*192简便运算
来源:学生学帮网 编辑:学帮网 时间:2024/06/01 15:29:00
25*192简便运算
=25*4*48
=100*48
=4800
25*192
=25*(200-8)
=25*200-25*8
=50000-200
=49800
=25*(200-8)
=25*200-25*8
=5000-200
=4800
25×192
=25×(4×48)
=(25×4)×48
=100×48
=4800
25*192简便运算
=25*4*48
=100*48
=4800
25*192
=25*(200-8)
=25*200-25*8
=50000-200
=49800
=25*(200-8)
=25*200-25*8
=5000-200
=4800
25×192
=25×(4×48)
=(25×4)×48
=100×48
=4800