Basic strategy

Pair of 8s vs Dealer Ace

The mathematically correct play in standard basic strategy, with the reasoning behind it. [code: P]

The play
Split
split.
Dealer Ace
A
Pair of 8s
8
8
Example hand

Why this play

Marquee spot

Split 8s vs. an ace in S17. Hard 16 vs. ace is a guaranteed loss; two hands of 8 gives you actual outs. In H17 games with surrender, surrender is technically slightly better, but split is the safer default.

In context

This cell sits inside the full basic-strategy chart. Browse the others for the same total, the same dealer upcard, or open the full interactive chart.

HHitSStandDhDouble / hitDsDouble / standPSplitPhSplit / hitRhSurrender / hitRsSurrender / standRpSurrender / split

Hard totals

You / Dealer2345678910A
4HHHHHHHHHH
5HHHHHHHHHH
6HHHHHHHHHH
7HHHHHHHHHH
8HHHHHHHHHH
9HDhDhDhDhHHHHH
10DhDhDhDhDhDhDhDhHH
11DhDhDhDhDhDhDhDhDhH
12HHSSSHHHHH
13SSSSSHHHHH
14SSSSSHHHHH
15SSSSSHHHRhH
16SSSSSHHRhRhRh
17SSSSSSSSSS
18SSSSSSSSSS
19SSSSSSSSSS
20SSSSSSSSSS

Soft totals

You / Dealer2345678910A
A,2HHHDhDhHHHHH
A,3HHHDhDhHHHHH
A,4HHDhDhDhHHHHH
A,5HHDhDhDhHHHHH
A,6HDhDhDhDhHHHHH
A,7SDsDsDsDsSSHHH
A,8SSSSSSSSSS
A,9SSSSSSSSSS

Pairs

You / Dealer2345678910A
2,2PhPhPPPPHHHH
3,3PhPhPPPPHHHH
4,4HHHPhPhHHHHH
5,5DhDhDhDhDhDhDhDhHH
6,6PhPPPPHHHHH
7,7PPPPPPHHHH
8,8PPPPPPPPPP
9,9PPPPPSPPSS
T,TSSSSSSSSSS
A,APPPPPPPPPP

Reading isn't enough. Drill it.

The trainer deals real shoes and flags every deviation from the chart, including this one. Split becomes automatic after a hundred reps.

Adjacent spots

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