It is quite popular to use ""to represent multiplication. At present, schools in continental Europe (Germany, France and other countries) stipulate that ","is a multiplication sign. Other countries use "×" as multiplication sign and "×" as decimal point. Our country stipulates that "×" or "×" can be used as a multiplication sign, and the multiplication sign before letters or brackets can be omitted. Because this symbol is inconvenient to input, it is generally replaced by the English letter "X" in daily communication. How to play the multiplication sign on the keyboard, you can directly play the * sign on the keypad, but how to play the serious multiplication sign has never mastered the input skills. Today I will tell you how to play the multiplication formula. There are many ways to play multiplication on the computer, such as input method, code, or symbols in WORD. Here is a detailed introduction to the multiplication method.

Pinyin method. We can use the Sogou Pinyin input method to input the pinyin of the multiplication word, that is, Cheng, so that the X symbol will appear.

There is a more advanced and convenient method, that is, hold down the Alt key and input 02 15 in turn, and then release it, and the multiplication sign will be printed. Isn't it amazing?

If you operate in Word, you can directly click Insert → symbol in Word and click X. ..

If it's too much trouble, you can copy it directly from the internet, and it's also convenient to paste it when necessary.

163 1 year, the British mathematician William Oughtred used "x" to represent the multiplication of two numbers for the first time in his book ClavisMathematicae, which became more and more popular. In the letter 1698 to johann bernoulli on July 29th, Leibniz proposed to use the dot "x" to represent multiplication, in case "x" is confused with the letter "x". Why does the computer use * instead of multiplication sign? Asterisk * is usually placed in the upper left corner or upper right corner of related words, and takes up a single line when dividing different parts of the article as a symbol. In the computer, because "×" is easily confused with unknown X, it is not convenient to type, so * is used instead of multiplication sign.