數學問題 簡單

1. 973
x 874
_____________
778400
68110
3892
______________
850402


2. 567
x 674
___________________
338400
39690
2268
___________________
382158


答案：
1. 850402
2. 382158




Sorry！因為技術問題，數字D位對得唔正。總之同個位對齊！

Q.1. 973×874
A.1.=850402

Q.2. 567×674
A.2.=382158

1. 973×874=850402

2. 567×674=382158

1. 973x874

=900x70x3x800x70x4

=170000x4900x12

=850402

2.567x674

=500x60x7x600x70x4

=300000x4200x28

=382158

問題：

1.973×874
2.567×674

答案：
1724,402
1730,158

希望幫到您！

1. 850402
2. 382158

1.850402
2.382158
好易....你唔識??

2007-12-06 18:16:17 補充：
你個1.係小數...定係第幾條??