Helpo de LibreOffice 24.8
You can format cells with a number format that highlights negative numbers in red. Alternatively, you can define your own number format in which negative numbers are highlighted in other colors.
Select the cells and choose Format - Cells.
En la langeto Numeroj, elektu numeran formaton kaj marku la butonon Negativajn numerojn ruÄťigu. Alklaku je Akcepti.
The cell number format is defined in two parts. The format for positive numbers and zero is defined in front of the semicolon; after the semicolon the formula for negative numbers is defined. You can change the code (RED) under YELLOW. If the new code appears in the list after clicking the icon, this is a valid entry.
. For example, instead of RED, enter