For Word 2013 and Word 2016, click here for excellent instructions.
For Word 2010, you should be able to go to the Insert tab followed by the location you want the page number to be, in this case the top right.
To get rid of the page number in the bottom, you need to double click where that number is, which will let you into the footer. You can then delete the number and select Close Footer. This will delete all the numbers on every page in that area.
For more detailed instructions for this process using Word 2010, click here.
