Delete individual iPad dowloads

Get a new sim card

Hey Edward. What kind of phone do you have? Is it an iPhone or android phone?

If you're an iPhone user and wanna free up space on it, please feel free to read this guide.
How to Free up Storage Space on iPhone 6 6s SE

I am not completely sure about this but contact apple. You may be able to purchase cloud space.

Down load to a laptop or PC then you can save them on a disc, sd card or thumb drive. After that is done you can delete all pics from iphone

Go into your photo app > Hit select > Select the photo you want to delete (tap on the photo - you should see a check mark on the photo when it is selected) > Select the Trash-Can icon > Select Delete Photo. If you have iOS 8, it may show up in Recently Deleted Photo's list. You can simply delete it from there by repeating the same steps.

Do you want to delete some photos/videos in order to free up space of your iPad? Here's a related guide for you.
How to Delete Movies on iPad to Free up Storage Space

Under Settings > Storage you'll find the option to free more space.

Plug it into your computer and open iTunes. Click "Photos" and follow the instructions to sync your photos. Then empty your library. If you don't want to sync with iTunes, you can also use your favorite camera importing app like "Image Capture" Just choose "Delete on Import" options and your iPad will be clear when finished.