When you play blackjack, one of the most important things you should know is how to value cards. This is particularly important if you are a beginner. For example, you will want to understand the House edge and how it plays against your strategy. You should also know what to do with splits and insurance.

## Basic strategy

If you’re playing blackjack, it’s important to know the basic strategy. This strategy can help you increase your odds and minimize your losses. It’s also a good idea to learn the rules of the game.

Blackjack is one of the few games where a basic strategy can actually reduce the house edge. You can lower it to less than 5% if you play by the correct rules. The house edge is a factor in determining how much money you will lose in a hand.

Basic strategy is a mathematical formula used to calculate the best action in a given situation. It works on both single and multi-deck games.

For example, if you’re playing at a six-deck shoe, you should hit when the dealer has a soft 17, split 2’s and 3’s, and double on 10 or 11. Likewise, when the dealer has a hard 17 or a seven to an A, you should hit or stand.

## Double-down on 11 points

Despite the fact that blackjack is a gamble, there are times when you will want to double down. The best time to do so is when you have an 11 card hand. Aside from the risk of busting, there’s also the possibility of hitting a blackjack. For this reason, most players will opt to double down.

There’s no one right answer when it comes to doubling down. It’s a decision that requires careful consideration. You will need to consider the strength of your cards as well as the strength of the dealer’s upcard. Unless you have a hand that’s worth a million dollars, you don’t want to double down if the dealer has an ace.

In addition, you’ll need to bet the same amount that you initially bet. This isn’t necessarily an easy task, especially if you’re playing at a casino that has resplitting rules. If you’re unsure about doubling down, it’s wise to consult a strategy chart.

## Splits

Splits in blackjack are a great way to increase your odds of winning. However, there are some rules you should follow. The most important is that you should always split a pair of eights.

It is a good idea to study blackjack strategies before you play. By doing so, you will know what to do and when to do it. Also, you will gain some insight on the game and its history.

There are some casinos that limit how many times you can split your hand. Most online casinos do not allow you to play after you have made a split. Some casinos only permit you to make a split when you have a pair of the same rank ten-value cards.

Aside from that, some casinos will also have limitations on how much you can win or lose when you are making a split. This includes limiting how many times you can double down after you have split.

## Insurance

When playing blackjack, there are two different wagers you can make. One is called the main bet, and the other is the insurance bet. Both of these bets are based on the same rules, but they differ in the amount you’ll pay and the amount of money you’ll win.

In general, the main bet pays a payout of 3:2 when you hold a blackjack. However, if you don’t, you’ll lose your main bet. Likewise, if you don’t hold a blackjack, you’ll lose your insurance bet.

Insurance is a side bet that is offered to players before the dealer checks for blackjack. The player’s wager is equal to half of their initial bet. If the dealer gets a natural (a hand with an Ace), the player wins their entire bet.

## House edge

House edge is a term used to describe the advantage that a casino has over a player. It is usually expressed as a percentage, and is an important factor to know.

While there are some strategies that can lower the house edge, most players aren’t able to reduce the amount by much. However, there are several techniques that can be used to increase the number of winning hands.

The best strategy is to play in a casino that offers rules that are fair and balanced. Several games offer favorable conditions, so make sure you choose wisely.

You will also need a decent bankroll. Even a low house edge will put you at a disadvantage if you don’t have the necessary skills to maximize your money.