There are 16 free training tutorials of how to use office suite for Functions and Formulas

The AND Function in WPS Spreadsheet

INDEX MATCH formulas

Use IFS function to check whether multiple conditions are met

The INDEX function

Use MATCH function to search location information

The AVERAGE, MAXIMUM, MINIMUM functions

Elementary arithmetic functions in WPS Spreadsheet

Efficient statistics with statistical functions

Create a countdown calendar & Insert current time and date

Use IF function to judge data

SUBTOTAL function: Calculate the data with the hidden value

How to use the MID function in WPS Spreadsheet

Use COUNT function to count the number of cells with parameters

AVERAGE function quickly average data

Use SUMIFS function with multiple criteria

COUNTIFS function: count data of multiple criteria