Blackjack is a game of chance, but there are many strategies that can be used to improve your odds. Using basic strategy, players can make more informed decisions than the dealer. The game can also be very profitable, but only if you know when to bet and how much.

When playing blackjack, it’s important to keep your bet value consistent. Increasing your bet each time you lose can get expensive quickly. You may think that you are due for a win, but the odds don’t care about your streaks. You need to stick to a consistent betting strategy to increase your chances of winning in the long run.

The game starts with the dealer dealing two cards to each player, one of them face up and the other face down. Each player then decides whether to hit, stand or fold their hand based on the value of their cards and the dealer’s up card. The dealer will only offer insurance if his or her up card is an ace. In this case, the dealer will pay all players who have a blackjack and will collect the bets of those who don’t.

A player’s goal in blackjack is to have a value equal to 21 from the first two cards dealt. This is referred to as a “natural blackjack.” If the dealer has less than 21, the hand is a push and neither the player nor the dealer wins.

Doubling down is a great way to increase your odds of winning in blackjack, but only if you have the right hand. When you have a hard 11, it’s best to double down, because this is one of the strongest starting hands in the game. You can also split a pair of eights or a pair of aces, but you must always be careful when splitting because you will be adding an extra bet to your original bet amount.

It is also important to understand that the playing decisions of other players at your blackjack table don’t affect your own odds. If you see someone at your blackjack table taking the wrong decision, don’t try to convince them that they are making a good choice. You are on your own against the dealer, and the odds don’t change based on how the other players at the table play their hands.

One of the most important things to remember when playing blackjack is to stay away from insurance. Taking insurance will only cost you money in the long run, as the house edge is higher than it would be without the insurance. It’s better to decline the offer than to spend money that you can’t afford to lose. Also, it’s important to learn the rules and etiquette of blackjack before you start playing. This will help you avoid common mistakes that beginners often make. It’s also important to practice keeping a running count by using a single deck and counting the cards as you flip them over. Once you can do this, you can then switch to a true count once you’re in the casino.