How to add a sum to make 5+5+5=550?

Add a sum to one of the plus signs and it becomes 4, that is, 5+545=550. This is a brain teaser, which can make people think from another angle. This is a puzzle game.

Addition is one of the four basic operations, which refers to the calculation of combining two or more numbers and quantities into one number and quantity. The symbol of addition is the plus sign "+". Connect items with a plus sign when adding.

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The number system in general addition is called addend, and the result is called sum; Addition is to transfer so many addends into sum. This is different from the factor to be multiplied. In fact, during the Renaissance, many writers did not consider the first plus sign at all. Today, due to the nature of bonus exchange, "cannon" is rarely used, and these two terms are usually called addend.

Brainstorming originated in ancient India. Brainstorming is a series of complete comic jokes published by the culture of the times on 1989 12.06, which changed from the comic question on the previous page to the unexpected answer after flipping through it. At that time, there was a social craze in Taiwan Province Province, and all the streets and alleys were asking each other brain teasers, which evolved into a pattern of cold jokes and was later introduced to Chinese mainland.

classify

Brainstorming has a wide range of categories, including classics, puzzles, jokes, satire, mathematics, adults, English, all mankind, cold jokes and so on.

Puzzle game refers to a small game that completes certain tasks through certain logic or mathematics, physics, chemistry, and even its own principles. Generally, it is more interesting, requires proper thinking and is suitable for young people to play.

Puzzle games usually exercise players' brains, eyes, hands and so on. In the form of games, people can get physical and mental health and enhance their logical analysis ability and thinking agility. It is worth mentioning that excellent puzzle games are also very entertaining, both fun and durable.

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Supplement-Baidu Encyclopedia