How to play blackjack
Blackjack is the rare casino game where your decisions genuinely change the outcome. This guide takes you from zero to your first confident session: what the cards are worth, how a round flows, what your five options mean, and the handful of numbers worth knowing before money touches the felt.
The goal (it isn’t “get to 21”)
Your only opponent is the dealer. You win by either holding a higher total than the dealer without exceeding 21, or by still standing when the dealer goes over 21 — a bust. “Get as close to 21 as possible” is the most expensive myth in the game: against a weak dealer upcard the correct play is often to stand on a total as low as 12 and let the dealer bust odds do the work.
Card values
Number cards count face value; jacks, queens and kings count 10; an ace counts 11 or 1, whichever helps. A hand with an ace counted as 11 is called soft (soft 17 = A-6) because it cannot bust on the next card. An ace plus any ten-value card on the first two cards is a blackjack (a “natural”) and is paid immediately at 3:2 unless the dealer also has one.
How a round flows
You place a bet. Everyone gets two cards face up; the dealer gets one up and one face down. If the dealer shows an ace, you’ll be offered insurance — decline it, the side bet carries roughly a −7.7% expectation. In American rules the dealer peeks for blackjack; if they have it, the round ends before your decisions. Then, from the dealer’s left, each player acts using the five options below. When everyone is done, the dealer reveals the hole card and plays by fixed rules: draw to 16, stand on 17 (some tables hit soft 17 — it matters, see the rules guide). Finally bets are settled.
Your five decisions
| Action | What it does | When it’s right |
|---|---|---|
| Hit | Take one more card; repeatable. | Your total is weak and the dealer’s upcard is strong (7–A). |
| Stand | Keep your total; end your turn. | You’re at 17+, or at 12–16 against a dealer bust card (2–6). |
| Double down | Double your bet, take exactly one card. | Totals of 9–11 against weaker upcards — you press money in when you’re favored. |
| Split | Turn a pair into two hands, matching the bet. | Always aces and 8s; never 10s and 5s. The rest depends on the upcard. |
| Surrender | Forfeit half the bet, keep half (where offered). | Only a few spots: 16 vs 9–A and 15 vs 10 are the classics. |
Every one of the 340 possible situations has one mathematically best action — that’s basic strategy, and it’s fully solved. Look any hand up in the hand library, learn the pattern from the color-coded chart, let the trainer drill it into you, or check any live hand — including awkward 3-card ones — in the hand calculator.
Payouts
A win pays 1:1. A blackjack pays 3:2 — $15 on a $10 bet. A tie (push) returns your bet. One warning worth the whole guide: avoid tables paying 6:5 on blackjack; that single line on the felt costs you about 1.4% extra house edge, four times the entire cost of typical rule differences.
First-session checklist
Pick a 3:2 table with rules you understand. Bring an amount you’d happily spend on any night out and treat it as the price of entertainment — basic strategy cuts the house edge to roughly 0.5%, it doesn’t erase it. Bet flat, one unit per hand, and don’t chase. Play a few hundred practice hands in our free shoe simulator first: it deals real hands, checks every move against strategy, and shows you the cost of each mistake in dollars — the mistakes there are free.