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what does this formula mean in excel =$C8/SUM($J6:$J7)*$J10

Solved by V. F. in 12 mins

I need to learn excel math function sum.

Solved by T. J. in 11 mins

Could I ask the difference of AND, OR & Not in excel? I know the what is it in logical equation but in excel I don't know how to differentiate those 3 function.

Solved by K. J. in 26 mins

I have a problem regarding to What Is the Excel AND Function and How You Can Use It

Solved by F. D. in 30 mins

I am trying to sum one particular cell (D3) from multiple sheets in excel. My sheet names are 1 through 3. The formula I am using is =SUM('1:3'!D3) but the total I am getting is adding to 0.00 which is incorrect. What am I doing wrong?

Solved by Z. J. in 19 mins