
Excel remains essential in administration, accounting, sales, management, HR and analysis. It is better to master a focused set of practical skills than many functions with no real use.
1. Build a clean data table
Use consistent values, clear headers and appropriate formats.
2. Master core formulas
SUM, AVERAGE, MIN, MAX, IF and counting functions cover many daily needs.
3. Understand relative and absolute references
Knowing A1 versus $A$1 prevents errors when copying formulas.
4. Sort and filter
Quickly find information in customer, sales or expense lists.
5. Use tables and conditional formatting
Improve readability and highlight exceptions.
6. Learn lookup functions
Connect lists and retrieve information from an identifier.
7. Build pivot tables
Summarise hundreds of rows quickly.
8. Create useful charts
Choose charts that answer a clear business question.
9. Clean data
Remove duplicates, fix spaces and standardise dates.
10. Practise on real scenarios
Use sales tracking, budgets, stock and planning exercises.

