from 1 to 9 --> insert page numbers I to IX
from 10 to 20 --> insert page numbers 1 to 11
from 21 to 100 --> insert page number 90 to 160
do this:
Word 2003:
1. Insert > page numbers > format > number format > I , II , III , ...
2. bring cursor to the end of page 9
3. Insert > break > next page . Here you created a section break that allow you to change number format. Look at number of section:
4. Click twice on number of page and open it.
5. Click on "link to previous" in "header and footer toolbar" and turn off it.
6. Insert > page numbers > format > number format > 1,2,3,...
7. Insert > page numbers > format > start at : 1 , OK.
8. bring curser to the end of page 11
9. Insert > break > next page . Here you created section 3
10. Click twice on number of page and open it.
11. Click on "link to previous" in "header and footer toolbar" and turn off it like step 5.
12. Insert > page numbers > format > start at : 90
Word 2007
1. press "Alt + I" then press "u" to open page numbers dialogue box. Click on format and then choose number format : I,II,III,...
2. bring cursor to the end of page 9
3. press "Alt +I" then press "b" to open "break" dialogue box. Click on "next page" from "section break types". Here you created a section break that allow you to change number format. Look at number of section:
4. Click twice on number of page and open it.
5. Click on "link to previous" in "header and footer tools" and turn off it.
6. press "Alt + I" then press "u" to open page numbers dialogue box. Click on format and then choose number format : 1,2,3,....
7. In the same dialogue box, there is "start at". Change it to "1" and Ok.
8. bring curser to the end of page 11
9. press "Alt +I" then press "b" to open "break" dialogue box. Click on "next page" from "section break types". Here you created section 3
10. Click twice on number of page and open it.
11. Click on "link to previous" in "header and footer tools" and turn off it like step 5.
12. press "Alt + I" then press "u" to open page numbers dialogue box. Click on format and then "start at : 90"