MATHS........

246.5+68.3X2.5
= 246.5 + 170.75
= 417.25



45.91-22.35X2
= 45.91- 44.7
= 1.21


(50-11.87)X22.5
= 38.13 X22.5
= 857.925

1.246.5+68.3X2.5
=246.5+170.75
=417.25

2.45.91-22.35X2
=45.91-44.7
=-1.21

3.(50-11.87)X22.5
= 38.13X22.5
=857.925

1.246.5+68.3X2.5
=246.5+170.75
=417.25

2.45.91-22.35X2
=45.91-44.7
=-1.21

3.(50-11.87)X22.5
= 38.13X22.5
=857.925


希望可以做到最佳,,xd

1) 246.5+170.75
=417.25

2) 45.91-44.7
=0.21

3) 38.13x22.5
=857.925

................ok...............

2007-10-11 22:19:12 補充：
不好意思,第2題答案是1.21才是。sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!sorry!不好意思!

1.246.5+68.3X2.5
=246.5+170.75
=417.25

2.45.91-22.35X2
=45.91-44.7
=1.21

3.(50-11.87)X22.5
=38.13x22.5
=857.925

1.246.5+68.3X2.5
=246.5+170.75
=417.25

2.45.91-22.35X2
=45.91-44.7
=-1.21

3.(50-11.87)X22.5
= 38.13X22.5
=857.925

Hope the following information could help you.

(1.) 246.5+68.3X2.5
=417.25

(2.) 45.91-22.35X2
=1.21

(3.) (50-11.87)X22.5
= 857.925

1.417.25
2.201.21
3.857.925

1.
=417.25

2.
=1.21

3.
=857.925

2007-10-11 22:11:38 補充：
過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略過程略

417.75

1.21

857.925

1. 417.25
2. 1.21
3. 15.63