
Basic strategy is the mathematically correct way to play every hand against the dealer’s up-card. The chart below covers a 4-8 deck game where the dealer stands on soft 17 and doubling after a split is allowed. Learning it cold is the essential first step to beating blackjack.
Key
- H — Hit
- S — Stand
- D — Double down / else Hit
- P — Split
- SR — Surrender / else Hit
- D/S — Double down / else Stand
Additional Basic Strategy Rules
- Never take insurance.
- Always stand on hard 17 or higher.
- Always stand on A8, A9, A10, and 10-10.
- Always play 5-5 as a 10 (never split it).
- Always split Aces.

