Step 4.In Microsoft software, the equation editor is used for writing equations in a mathematical format. In this case, I Typing LEFT, see screenshot:

Typing RIGHT to calculate all the data on the right of the blank cell.

Typing LEFT to calculate all the data on the left of the blank cell.

Typing BELOW to calculate all the data below the blank cell.Typing ABOVE to calculate all the data above the blank cell.Between the parenthesis in the Formula text box, please do as follows: A dialog named Formula is displayed, typing '=' in the formula text box and select the function you want to apply from the Paste function list. Click the blank cell you want to show the calculated result, then click layout > Formula.

In Word, you can do other calculations in table such as average, production and so on. Tip: To sum the same row data on the right of the blank cell, please type =SUM(RIGHT) in the Formula text box. Then all the left data of the first row are added together and the result is shown in the blank cell. A dialog named Formula is displayed, typing =SUM(LEFT) in the formula text box. Place the cursor at the blank cell of the first row, then click layout > Formula, see screenshot: If you want to sum a row of a table in a Word document, do as follow: Tip: To sum the same column data below the blank cell, please type =SUM(BELOW) in the Formula text box. Then the above data are added together and the result is shown in the blank cell. A dialog named Formula is displayed, typing =SUM(ABOVE) in the Formula text box. Place the cursor at the blank cell of the first column, then click layout > Formula, see screenshot: If you want to sum a column data of the table shown as below, you can do as follow steps:

Cannot see insert equation in word