Hi! I'm Eric, a Mac expert who's been paired with you through JustAnswer.com. I'm reviewing your question now, and will return w/ an answer soon!
Hi Donald! Thanks for your question. You can achieve this on your iPad using the following steps:
If you change your payment method to a credit card, the iTunes Store places a temporary authorization hold on your credit card to verify your updated account information.
Hope that helps!
Hello again Donald! Did you have any luck updating your billing information with Apple?