Please try to print the pages using Internet Explorer. Follow the below mentioned steps to increase the size of content on the page while printing:
1. Select the text of graphics you want to print.
2. Click "File" on the top right of the page.
3. Select "Print Preview".
4. From the first drop down select "As selected on screen" and then select 100% from the next drop down.
5. Now try to print, hopefully you will see the print in larger size.
You might find the below mentioned document useful: