Pair of 10s vs Dealer Ace
Basic strategy says stand. Here's what the math looks like across common rule sets.
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Why Stand Is Correct
A pair of 10s is 20 — the second-best possible hand. Splitting breaks up a near-lock into two hands that are almost certainly worse in expectation. Stand and take the win against dealer Ace (11.7% bust).
How the Play Changes Under Different Rules
The correct play is consistent across every common rule set for this hand.
| Rule Set | Best Play |
|---|---|
| 6-deck · H17 · no surrender | Stand |