GCSE Probability Tree Diagrams

Teaching probability tree diagrams for the first time? Or just need to go at a slower pace (With visual prompts) then this is the perfect resource for your lesson. The resources could last between 2-3 lessons depending on the group.

There are 28 slides including a history of tree diagrams, example GCSE questions where students are required to understand that probability adds up to 1.

There are support examples which lead students step by step through the idea of how to form the fractions to fill in the tree diagram.

There are lots of examples and questions where you can cross out the red/yellow counters to help students understand the idea of without replacement as you progress through the lesson(s).