Blackjack table

Hard 18 against a dealer 10 is a standing hand; hitting risks busting, and doubling is not advantageous with a total this high.

Hard 15 against a dealer 10 is a losing stand, so I hit to try to improve; doubling is not justified on a weak total versus a strong upcard.

Hard 15 against a dealer 10 is a losing stand, so I hit to try to improve to 17-21 without risking a double on a weak total.

Hard 19 against a dealer 10 is a standing hand; hitting risks busting with no realistic improvement.

Hard 14 against dealer 6 is a standing hand in basic strategy; the dealer is in a bust-prone position, so hitting or doubling would add unnecessary risk.

Hard 12 against a dealer 8 is a losing stand, so I hit to try to reach 17–21. Doubling on 12 versus an 8 is too risky.

Hard 19 against a dealer 8 is a strong standing hand; hitting risks busting with little chance to improve.

Hard 18 against a dealer 5 is a strong standing hand; the dealer busts often from a 5 and doubling on a made 18 wastes the edge.

With a pair of 6s against a dealer 2 in a 6-deck game and double-after-split allowed, splitting is the basic-strategy play that maximizes expected value.

Hard 8 against a dealer 2 is a standard hit; doubling would risk extra chips on a weak total with no strong expectation.

Hard 18 against a dealer 2 is a strong standing hand; hitting risks busting with little upside.

With a hard 11 against the dealer's 2, doubling is the optimal play to maximize expected value, and double is legal on this first two-card hand.

Hard 14 against a dealer 10 is a losing stand, so I hit to try to improve to 17–21. Doubling is not justified with a weak total against a strong dealer upcard.

Hard 18 against a dealer 8 is a standing hand; hitting risks busting and doubling is not favorable with a made total.

Hard 8 against dealer 5 is a strong double-down spot; doubling maximizes expected value with a favorable dealer upcard.

Hard 13 against a weak dealer upcard (4) is a standing hand in basic strategy; hitting risks busting when the dealer is likely to break.

Hard 16 against a dealer Ace is a losing stand, so I hit to try to improve to 17-21; doubling is too risky on a stiff total.

Hard 17 against a dealer Ace is a standing hand; hitting risks busting with any card 5 or higher, and the dealer's Ace is already a strong upcard.

Hard 14 against a dealer 10 is a losing stand, so I hit to try to improve without risking a double on a weak total.

Hard 19 against a dealer 4 is a strong standing hand; hitting risks busting and doubling would only add risk with no strategic benefit.

Soft 20 is a very strong hand; standing maximizes value against the dealer's 9 and avoids risking a bust or wasting a double.

Hard 16 against a dealer 10 is a losing stand, so hitting gives the best chance to improve without risking an incorrect double.

Hard 20 is a strong hand; standing maximizes expected value against a dealer Jack upcard.

With a hard 12 against the dealer's 9, the dealer is likely to make a strong hand, so standing is too passive; hitting is the correct basic-strategy play. Doubling would risk extra chips on a weak total.

With a hard 18 against the dealer's 9, standing is the optimal basic-strategy play; hitting risks busting and does not improve a strong made hand.