# Spreadsheet skills

> Learn formulas, references, cleaning and charts for practical study and office work.

Prerequisites: Basic arithmetic and computer literacy.

Short self-study course; not an accredited qualification or a complete university syllabus.

## Lessons

- [Formulas and cell references](https://studybrix.com/en/courses/spreadsheets/free-sheet-formulas/index.md): university; 8 questions.
- [Functions and conditions](https://studybrix.com/en/courses/spreadsheets/free-sheet-functions/index.md): university; 8 questions.
- [Cleaning and validation](https://studybrix.com/en/courses/spreadsheets/free-sheet-clean/index.md): university; 8 questions.
- [Charts and summaries](https://studybrix.com/en/courses/spreadsheets/free-sheet-charts/index.md): university; 8 questions.