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CasinoAdvisor
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Reviewed June 17, 2026

Blackjack Basic Strategy

Standard online ruleset - 4 to 8 decks, dealer stands soft 17, double after split allowed, surrender available. Read your hand total down the left column, the dealer's upcard across the top.

H Hit S Stand D Double if allowed, else hit Ds Double if allowed, else stand P Split Su Surrender if allowed, else hit
Hard totals (no usable Ace)
Hand 2345678910A
5-8 HHHHHHHHHH
9 HDDDDHHHHH
10 DDDDDDDDHH
11 DDDDDDDDDD
12 HHSSSHHHHH
13 SSSSSHHHHH
14 SSSSSHHHHH
15 SSSSSHHHSuSu
16 SSSSSHHSuSuSu
17+ SSSSSSSSSS
Soft totals (Ace = 11)
Hand 2345678910A
A,2 (13) HHHDDHHHHH
A,3 (14) HHHDDHHHHH
A,4 (15) HHDDDHHHHH
A,5 (16) HHDDDHHHHH
A,6 (17) HDDDDHHHHH
A,7 (18) DsDsDsDsDsSSHHH
A,8 (19) SSSSDsSSSSS
A,9 (20) SSSSSSSSSS
Pair splits (two starting cards of the same rank)
Pair 2345678910A
2,2 PPPPPPHHHH
3,3 PPPPPPHHHH
4,4 HHHPPHHHHH
5,5 DDDDDDDDHH
6,6 PPPPPHHHHH
7,7 PPPPPPHHHH
8,8 PPPPPPPPPP
9,9 PPPPPSPPSS
10,10 SSSSSSSSSS
A,A PPPPPPPPPP