来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/07/08 14:36:23
小学四年级有关于简便计算的五道应用题
![](http://img.wesiedu.com/upload/8/2c/82c245c3b101a4f158987e98dff46be6.jpg)
1,25x(8x4)x125=25x4x(125x8)=100x1000=1000000
2,25x8=25x4x2=100x2=200
3,101x100-100=101x100-100x1=(101-1)x100=100x100=10000
4,50x(2x4)x25=50x2x(25x4)=100x100=10000
5,125x40x2=125x8x5x2=1000x5x2=5000x2=10000