blackjack math

How can you count cards in blackjack?
it is for extra credit math you need to know mathematics behind it please explain each step
Oh, very simple reality. 2-6 card numbers Well worth 1, the cards 7,8, and 9 are worth 0, and letters, aces and 10 are worth -1. I learned very quickly, making a game of counting cards. The answer you must always come is 0. Despite your blackjack game to keep the account after of a new hand is whether its 3 or better, the bet. If you have any questions about this, you can always email me. Good luck! Jodee § §
Jake and Amir: Blackjack