25×20×25的简便运算
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 07:41:12
![25×20×25的简便运算](/uploads/image/z/15243269-5-9.jpg?t=25%C3%9720%C3%9725%E7%9A%84%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
25×20×25的简便运算
25×20×25的简便运算
25×20×25的简便运算
5X5X5X4X5X5
5的五次方X4
25×4×5×25=100×5×25=12500
25×20×25
=5×5×20×25
=5×100×25
=500×25
=12500
25x20x25=25x4x5x5x5=100x125=12500
=25*4*5*25
=(25*4)*(5*25)
=100*125
=12500