Online Blackjack Cheat Sheet
Welcome to BlackjackDoc.com — a site dedicated to the latest and most comprehensive information on online blackjack.
Card Values
2-9 = as numbered
10’s, Jacks, Queens, Kings = 10
Ace - 1 or 11
Strategy Advice
- Stand on 17 and above
- Stand on soft 19 and 20
- Hit on 12-16 against dealer 7 or more
- Hit on 8 or below
- Double on soft 13-18 if dealer has 4, 5 or 6
- Double on 11 (except if dealer has Ace)
- Double on 10 (especially if dealer has 9 or less)
- Double on 9 if dealer has 6 or less.
- Split 3’s and 2’s if dealer has 6 or less
- Split 8’s and Aces
- Never split 10’s and 5’s
- Never take insurance
Card Counting Strategies
Running count : 2-6= +1; 7,8,9 = 0; 10, J, K, Q = -1 True count: running count/number of decks
K-O strategy:2-7 = +1; 8 and 9 = 0; 10, J, K, Q and Ace = -1.
Hi-Opt 1 strategy:3-6 = +1; 2, 7, 8, 9 and Ace = 0; 10, J, K, Q = -1
Hi-Opt 2 strategy:2,3,6,7 = +1; 4 and 5 = +2; 8 and 9 = 0; 10,J,K,Q = -2. Separate count of Aces, either as 0, or separately from the main count.
| Hand value | % of busting |
|---|---|
| 21 | 100% |
| 20 | 92% |
| 19 | 85% |
| 18 | 77% |
| 17 | 69% |
| 16 | 62% |
| 15 | 58% |
| 14 | 56% |
| 13 | 39% |
| 12 | 31% |
| 11 or less | 0% |
Basic Strategy Chart
4+ Decks, Dealer Stands on Soft 17
Useful Links
Blackjack Game Advisor
blackjackdoc.com/blackjack-advisor.htm
Input Blackjack rules and get advice on any hand depending on your and dealer cards.
Strategy Chart Generator
blackjackdoc.com/strategy-calculator.htm
Input game rules and get special strategy chart for any Blackjack variation.
House Edge Calculator
blackjackdoc.com/edge-calculator.htm
Count casino winning odds on any Blackjack rules and any dealer up card
Blackjack Trainer
Practice blackjack basic strategy with the help of easy trainer
