score 88A score of 88 out of 88 on a test, assnment or class is a 100% percentage grade. 0 questions were wrong or points missed. A 100% is an A+ letter grade. A letter grade A+ means88 ASVAB Score: Military Branch Elibility. An 88 score doesn’t just make you elible for the military; it opens doors within every branch. Here’s how: Army: Your hh score makes you a