Apple iPad beats rest of the tablet with the range of different apps in apple store. And if you have installed lots of apps in your iPad 2 and you want uninstall some apps then you can do the following
1. Navigate to the home screen and locate app you want to uninstall. Press and hold on the app icon. This would display a x mark above the apps as shown below.
2. Now click the x mark and this would display the following the confirmation message
Clicking the delete button would remove the apps from iPad.
3. In case if you are removing a game that is installed as part of game center then you would be prompted with the following message as well.
Select remove button to completely remove the app from the game center.