A tree diagram in math is a tool that helps calculate the number of possible outcomes of a problem and cites those potential outcomes in an organized way.

Further probability - Intermediate & Higher tier – WJEC Tree diagrams and conditional probability Understanding probability is crucial to many industries, such as finance and medical professions.

Learn about and revise how to write probabilities as fractions, decimals or percentages with this BBC Bitesize GCSE Maths Edexcel study guide.