I know this is on here somewhere but I can't find it, but can someone direct me to what the numbers on the cards mean?

All your questions are answered here:

fantasyflightgames.com/ffg_content/dust-tactics/support/RevCore_RuleBook_v1.15.pdf

Yeah, lots of numbers on the cards, Army Point values, armor, health, movement, range, damage.... better to just read the very clear explanation in the rulebook.