Calculating the Sum of a Series of Table Cells

Choose Table  Insert Table, and insert a table with one column and more than one row into a text document.

स्तम्भ के प्रत्येक कक्ष में संख्या टाइप करें, परंतु स्तम्भ के अंतिम कक्ष को रिक्त छोड़ दें.

Place the cursor in the last cell of the column, and then click the
icon on the .
The appears with the entry "=sum". 
Click in the first cell of the series you want to sum up, drag to the final cell, and then release.
LibreOffice inserts a formula for calculating the sum of the values in the current column. 
Press Enter, or click Apply in the Formula bar.
The sum of the values in the current column is entered in the cell.
If you enter a different number anywhere in the column, the sum is updated as soon as you click in the last column cell.
इसी प्रकार, आप संख्याओं की पंक्तियों के योग की गणना भी शीघ्रता से कर सकते हैं.