Single-Deck vs. Multi-Deck Blackjack Charts. The number of decks in play affects your blackjack strategy, and your chart should match the deck count of the game you’re playing. Single-Deck Charts.

In basic strategy, a single chart dictating when to hit, stand, split, and double down is used. The chart is always the same, ... Single-deck blackjack (Espresso Games) 0.15%: 1: ...

The chart compares your two cards to the dealer’s single upcard. Make the Right Move The whole point of the blackjack strategy chart is to remove guesswork from the equation.

In a normal game of blackjack played with a single deck of cards, the "house edge"—the statistical likelihood that the casino will come out on top—is essentially nil.