First of all, when using formulas in Excel, you should first enter "=" in the edit field. But after the old answer, enter the English name of the formula, such as sum, after =. Please click on the input picture to describe the second input =sum, and then use the mouse to select and close the cell data to be calculated. That is to =sum (), and the position of the cell to be calculated is written in brackets. Then press enter to confirm, and you can work out the sum result. To calculate, please click on the input picture to describe the head data in the third cell area. When writing the formula, then press the mouse to select the area. Then enter the car to confirm. Please click to enter the picture description. Fourth, if you can't select an area with the mouse. You can use the operator ":"to select a region. For example, C2: C 10 refers to the area between C2 and C 10. If you want to calculate a cell and the area of a cell, please click on the input picture to describe the fifth one. The comma operator must be combined with the ":"operator. For example, (C 1, C3: C 10) is the operation between C 1 and C3 to C 10. Please click to enter picture description 6. Some operators in the sixth calculation are unfamiliar. Take "* [tele.jsbfjs.cn/article/086512.html]" as an example.

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