Can I add another SAT subject test to a test date for which I've registered.?

Question

I registered for Oct 4th.Now I want to add another subject test.Can I do that online?I dont want to go there and then fill up a form and take another test if it's possible to do it online.Are there any extra expenses?(expect the subject test fee of $9)

Answer 1

call collegeboard and they can help you

Answer 2

i think you can but u may have to pay a late fee.. just call and find out for sure